Log of Updates

 
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The table below contains a log of updates that have been made over the past several months.  The date indicates the most recent change to the document.  Free items are available for re-download.  Purchased items can be re-obtained by contacting us at team@MasterMathMentor.com.  Whenever you download a solution, you are sure that you have the most updated version.

 

 

 ITEM  UPDATED  LINK  COMMENTS
Revised Triple Jeopardy BC 4/28/2017 Game operates as usual. Redownload Triple Jeopardy BC. Polar Equations $300: Graph incorrect. Work correct. Thanks to Vicki Carter.
Revised Jeopardy 4/28/2017 Game operates as usual. Redownload Jeopardy.

Highs and Lows $400. Question should ask for minimum, not maximum.

Derivatives $300. First line in solution corrected.

Thanks to Vicki Carter.

 

 

Revised Jeopardy 4/27/2017 Game operates as usual. Redownload Jeopardy. Limits $400.  e^(1/x) and cos (1/x).  Thanks Bruce Hartman.
Demystifying AB MC Exam Student & Soutions 4/26/2017 Download student & solutions #155. Changed choices B and C. C is the correct answer. Also affects practice exam #4, Part A, #21. Thanks John Silcox.
Test Your Strength AB and AB/BC 4/24/2017 Download student & solutions #18 in both exams. The answer is correct. In the solution, a(pi/4) = 6pi which is different from answer key. It is not the correct answer to the problem. But I corrected it and made choice B 6 pi. Thanks to Ferd Schneider.
Demystifying AB MC Exam - Student & Solution 4/23/2017 Download student & solutions #136.  Problem incorrect. It has been changed to match the solutions. Thanks to Michele Schempp for spotting it, This also affects the practice exam #4, part B, #9.
Test Your Strength BC and AB/BC 4/18/2017 Download student & solutions

Sitting on the deck of a cruise ship with free wifi at the port. Got notification of 2 errors in the BC version and wanted to get them updated. Thanks to Leo Hartsock for spotting them.

BC # 36.  The original series should not have a 2 in in.  It should be cosine of multiples of pi.

BC # 41. The answers were calculated incorrectly. THey are now right and the answer is D. The grading spreadsheet has been changed. THis affects the AB/BC exam # 41 as well.

BC Exam Solutions 4/7/2017 Download Student and  solutions

First Power series quiz (ch 18 - 24)

slight changes in solutions to #4, 8, 9

Second Power series quiz (ch 18 - 24).  In original problem, f(1) = 0 for continuity.

Change to d (signs of derivatives changed meaning a relative minimum). Thanks Dick.

BC Test Your Strength Student & Solution 4/5/2017 Download Student & Solution BC, Part A, #21. The limit for #I changed as x approaches pi/2 from the left insuring that the function is defined.  Doesn't affect solution. Thanks to Ferd Schneider.
AB/BC Test Your Strength Gradesheet 4/5/2017 Download Grading The gradesheet for AB/BC had #29 and #30 mis-classified. Doesn't affect grading but you want to use the new grading spreadsheet. Thanks to Brianne Allbee for spotting this.
BC Solution Manual 4/3/2017 Download solutions

Page 131, #2 - typo 2nd line of solutions

Page 133, #11 - typo last line of solution

Page 133, #12 - error in general term sokution

Page 133, #15 - error 0.0129

Thanks Dick..

Test Your Strength AB/BC Version Student & Solution 4/03/2017 Download student and solutions AB/BC exam #10 and BC#10 in Part A. Ferd Schneider picked up an error in the soution. Turns out that the solution is fine - it's just the x part of the given parametric has a coefficient of 4 for both terms rather than just for the first.
BC Exams Student & Solution 4/02/2017 Download student and Solutions

First Power series quiz (ch 18 - 24), #7 problem changed to match solution.

Second Power series quiz (ch 18 - 24), #3. 2nd line of solution changed to sin (x4)

#11. Problem changed to match solution.

Power series AP type: general term for g(x) corrected.  Thanks, Dick.

BC Demystifying MC Solution and BC Practice Exam #3 4/02/2017 Download solutions

#76. Answer should be B.

This also effects 4 AP Exams - Exam #3. Part A, #26. Thanks Megan Simoneau.

BC Solution Manual 3/28/2017 Download solutions

Page 129, #18. Small typos corrected

Page 130, #20: All left side of equations are eix.

Page 131, #2b.  Several small errors corrected.

Page 133, #15.  Error = 0.0129.  Thanks Dick.

AB Student and Solution Manual and Hints. 3/29/2017 Download student & Solutions Page 17. Expounded on oscillating curve at bottom right of page and changed footnote 4a.
AB Student and Solution Manual 3/29/2017 Download student & Solutions Thanks to Wesley Conner, student of Stan Gibby at Scottsboro High school for discovering the fact that the problem situation for #6 on page 220 is not realistic. He investigated and we adjusted the problem so that the number of gallons of fuel in a wing makes sense for this type of plane.
Test Your Strength AB Solution 3/29/2017 Download solution #50.  Slight change in solution wording. No change to answer. Thanks Vesna Kukic.
BC Manual Student 3/28/2017 Download student Page 105, #3 and #4. Comparison series changed. Thanks Rich Kleinschmidt.
BC Manual Student & Solutions 3/28/2017 Download student & Solutions

Page 124, #4. First term is ln 4.

Page 125 #1 Change student problem to be (x/2)^n

Page 125: 1/x = 1 - (x - 1) + (x - 1) ^2 + ...

Page 126: 1st parabraph: last term is 8.5^6/6!.  Thanks Dick.

Test Your Strength 3/28/2017 Download student & Solutions For the AB and AB/BC exams, Peggy Fribie felt my use of the word range was incorrect on problems 20 and 32. I clarified things my asking the difference between the maximum and minimum values.  The solutions haven't changed.  On the AB exam, I simplified the graph on #31 to emphasize that the graph oscillates. Thanks Peggy.
AB Solution Manual 3/28/2017 Download Solutions Page 212: #13: Answer is 12 + 10 = 22. Thanks Lori Freed.
Test Your Strength 3/27/2017 Download Student & solutions

AB Student and solution, part A, #18. Slight change in the wording to make more sense. Answer unaffected.

AB/BC Student & solution.  Same correction as above.  Also, #27. Answer had different limits than problem itself. We changed the problem to reflect the answer. So Grading spreadsheet unaffected but student & solution version is. Thanks to Brett Baltz.

AB Solution Manual 3/27/2017 Download solutions

Page 216, #5b.  Answer is 2pi.

Page 216, #5c.  Second integral goes from 1 to e. Answer changed to 1.437pi.  Thanks Wes Davis.

BC Manual, Student & Solutions 3/26/2017 Download solutions

Page 120;  #3 and 4 answer is (-infinity,infinity).

Page 121: Slight typos in solutions to 8, 8, 10 and 12.  #12 solution to different problem. Changed problem to match solution.

Page 122: 4th derivative - last term is (x - c)4

Page 123, #1. Denominator should have (2n+1).

Page 124. #3. Problem changed as solution was different from problem.

Thanks Dick.

Test Your Strength Solutions AB/BC and BC 3/25/2017 Download solutions #1, both exams. Series 3 should have 1/2 as 2nd term. Doesn't affect answers. Thanks Jaime Garcia.
BC Solution Manual 3/23/2017 Download solutions Page 119, Ex 8.Third term is x3/4 and fourth term is x4/5. Thanks, Dick.
AB Manual Solution 3/22/2017 Download solutions

Page 207, #4d. denominator should have square root (1 - x).

Page 208, #13.  3 in the denominator for a, not 5. 

Thanks Lori.

4 AB Exams 3/20/2017 Download students & Solution

Exam 4: #4. Changed choices and answer.

#15. Answer should be a. (affects Demystifying AB MC #141).

AB Student & Solution Manual 3/20/2017 Download student and solutions

Page 206, #3. Final answer missing x in numerator.

Page 206, #17. Problem should be integral of square root of 8x - x2. Thanks Lori Freed.

4 AB/BC Exams Student & Solutions / Demystifying AB MC 3/18/2017 Download student & Solutions

Exam 1:

Free response, 2d. Eliminate the 100. Answer is 34.045.

Exam 2:

#7 (AB): Student problem doesn't match solution problem.  Answer should be B. (affects Demystifying #10)

#19 (AB/BC): Choices weren't A, B, C, D.

#20 (AB): Correct answer is B. Work correct. (affects Demystifying #137).

#7 (AB/BC) , #19 (AB/BC) and 20 (AB) corrected in answers in back.

AB Manual Solutions 3/17/2017 Download solutions

Page 217: 7c: Mentioned is should be an isosceles right triangle.

Page 216, 8d: Answer is 33.510. Thanks Lori Freed.

Ahead of the Curve 3/16/2017 Download solutions Page 20, part e. Formula uses x2, not x3. Answer is 4(1.457)=5/629.
BC Manual Student & Solutions 3/16/2017 Download student & Solutions Page 79. Reference to L1, L2, L3 and L4 on th3 calculator should be Y1, Y2, Y3, Y4. Thanks Rich Kleinschmidt.
BC Manual Solutions 3/16/2017 Download solutions Page 114, #1. Limit comparison not applicable. Thanks, Dick.
Diving In AB Solutions 3/14/2017 Download solutions #9, Fundamental Thm, #4.  Correct work but ansser is B, not D. Thanks Dave Hale.
BC Manual Solutions 3/14/2017 Download solutions Page 112. Slight changes in solutions to 1, 2, 3 a,d 7. Thanks Dick.
Demystifying AB Exam MC Student & Solutions 3/13/3017 Download student & Solutions #9.  Problem changed. Solution still correct. Affects 4 AP exams (Exam #2), #5. Thanks to Bucky Garner.
AB Solution Manual 3/13/2017 Download solutions Page 202, #8: F(2) = 14. Lower limit of integral should be -4.  Thanks Lori Freed.
BC Manual Student & Solutions 3/13/2017 Download student & Solutions

Page 105, # 5: Reworded to make more sense.

Page 105, #9:  Limit is 1/4. Same conclusion.

Page 106, #11: Divergent.

Page 106, #8L 100 cos 0 =100.

Page 106, #12: no need for L'Hospital's rule.

Page 107: #1: should state that it converges,

Page 107, #3: 1st line should say 4/1 + 4/2 ...

Page 108. Reworded first paragraph.

Page 111, #5. Reworked solution.

Page 111, #7. Last fraction should have numerator of n = 2. Limit is 1/e.

Page 112: Reworked solution.

Thanks Dick.

AB Solution Manual 3/10/2017 Download solutions

Page 185, 3b: du = 2dx and upper limit in 2nd line is pi/2.

Page 198, #6i:  2nd line is positive 78.289.

Page 215, #3a: dx, not dz.

                 #3d:  Iy - 1), not (y - 4)

Page 221: #7;  x = 0 not neccesary in problem.

Page 222, #33c. Double radius: 16.554 is diamater.

Thanks Lori Freed.

AB Solution Manual 3/10/2017 Download solutions Page 91, #24. Forgot to square (5/3). Answer changed. Thanks Megan Simoneau.
BC Solution Manual 3/9/2017 Download solutions

Page 120, #6. Corrected the expansion of the series. Solution correct.

AB Solution Manual 3/7/2017 Download solutions P. 197, #3.  Last line should read -(-32/3). Thanks Lori Freed.
Diving In AB - 08 Solutions 3/7/2017 Download Solutions Integration w/trig functions, #1.  Answer is A. Work correct. Thanks Dave Hale.
Demystifying BC Exam MC 3/7/2017 Download Solutions

#27:  Solution had typos. Answer still correct. Affects BC Exam #1, #21 as well.

#64.  Choice B written incorrectly. Answer still correct.

Affects BC Exam #2, #13 as well.

AB Solution Manual 3/6/2017 Download Solutions

Page 196, #7: Distance for t = 45 = 0.53 and t = 55 = 0.25.

Page 220, #5a: delete 0.133 pi + 0.089 pi.

Page 220: #5c: Integrand squared.

Page 224,  e.  Need equal sign after p(30)

Thanks Lori Freed.

AB Student & Solution Manuals 3/4/2017 Download student & Solutions

Page 179, c. F(5) = 6 so mas ix 6.

                 d. Inf pts at 3, not -3.

Page 180: a.  F(-1) = 1.9.

                  c. Minimum is -pi, not pi

Page 181, d: Add inf pt at x = 12

                 e.  Graph changed (conc up on (12,13))

             Graph given more room on student manual

                  j. Days 14 and 15.

Page 211: 2nd function should have x2 in numerator in solution.

Page 220:  a. Integral from 0 to 2

                  b. Integral from 0 to 4.

              c. Integral from 0 to 2 and graph changed.

Thanks Lori Freed

BC Exam Solutions 2/28/2017 Download solutions Sequence & Series Test (Ch 16 - 19). #3. 5th term is 1/60.  #6 is 2n/n!. Thanks Dick.
AB Manual Solutions 2/25/2017 Download solutions

Page 193, #20. Slight change in solution not affecting answer.

Page 193, #23. Solution changed.

Page 194, #25. Second line of solution - integral from 1 to 3.

Page 197: #1 - 2nd line in answer should be |12 - 3t|.

Page 198, #6:  b: v(2) = 200 ft/sec.  c: 8 2/3 sec  

e: 6 1/3 sec. Thanks Lori Freed.

Calculus Cache - Student & Solution 2/2t/2017 Download student & Solutions BC Topic 11 (Taylor polynomials). #15. The function has been changed to match the solution. Thanks Lloyd Connors.
BC Exam Solutions 2/24/2017 Download solutions

Exams B: Sequences & Series (16 - 19), #13: first line of solution is 2/ln(3x + 1).

#22: Result of integration is 1/3.Thanks Dick.

BC Student & Solution Manuals 2/24/2017 Download student and solutions

Page 91: First term in solution is 2/3.

Page 101: #2. 4th term should be 1/e3. Same in solution. Thanks Dick.

BC Solution Manual 2/21/2017 Download solutions

Page 95, #2. 5th term should be 9/25.

Page 95, #8. Derivative is 2^n ln 2.

Page 98, #15. Series should be from 1 to infinity. Thanks Dick Stibor.

AP Stat student & Solution 2/21/2017 Download student & Solution InfTch2: Chi-square example 2 solution was slighly corrected.
4 AP Exams, Student & Solution 2/21/2017 Download student & Solution

Exam 4:

#5. Option II missing a +x at thd end.

#12: Question should be at ?/3 to match solution.

#21. Choices changed and new answer is D.

Calculator

#4: Answer is B. Work correct

#8: Initial condition should be 68.

#12. One of the expoents was wrong is problem.

Free response:

#2b: Need an extra 1/2 for semi-circle.

#3c: Correct answer is 1.

#4b: Problem should go out to 45 minutes.

#6b: Quadrant should be IV.

#6c: Point should be (3,4).

4 AP Exams, Student & Solution 2/20/2017 Download student & Solution

Exam 3:

#3. First line of solution: 3d should be 4d. Answer unaffected.

#22: Answer C should state at x = 1.

#26. Given interval should include 6.

Part B: #3.  Height instead of length.

#10: Answer is D. Work correct.

Free Response 2.  Problem rewritten with given functions as a(t) and m(t) instead of using Caps.

4 AP Exams, Student & Solution 2/20/2017 Download student & Solution

Exam #1: Free response, #3. Rather than saying the height is increasing at a negative rate, say that it is decreasing.

Free response, #6d. Given units should be 2 yards/sec2.

BC Solution Manual 2/20/2017 Download solution

Page 94, #7. Extra terms are -1/(n + 1) and -1/(n + 2).

Page 96, #9. The term should be -8/125.

Thanks Dick.

AB Student Manual 2/16/2017 Download student Page 18, #5. Limit questions as x approaches -1. Thanks Olena Kapatsyna.
Diving In AB Students and Solution 2/15/2017 Download student & Solutions Topic 37, #4. Problem slighly changed.
Ahead of the Curve - Student & Solution 2/14/2017 Download student & Solutions

Curve 6, Part o. Quadrifolium is r2=32 cos 4 theta. Affects answer.

Curve 11, part d. Should be x2 in parentheses, not x3.   Thanks to Jerry Glaser.

BC Student & Solution Manuals 2/14/2017 Download student & Solutions

Page 92, #1. Sum is 2 + 4 + 8 + ...

Page 95. #8: 2nd line of solution changed.

Page 95, #9. Series missing from lim.

Thanks Dick Stibor.

AB Student & Solution Manuals 2/14/2017 Download student & Solutions

Page 141, #9: 576, not 476 (answer unaffected).

Page 170, 1d: LRS = 1.095. Trap = 0.997.

Page 171, 7th line should say figure to the right.

Page 173, g and h. Altered solution (still correct).

Page 194, #28: Last line: F(6) = ...

Page 194, #30: Question should say F(-1) =

Page 194, #31. Last line: F(-1) =

Thanks to Lori Freed.

BC Student & Solution Manuals 2/13/2017 Download student & Solutions

Page 178, #11.  x bar = 1.246 and ybar has same denominator as x bar.

Page 178, #12. Base measurement = 9.

Page 178, #13. Base measurement of 5 missing in student manual. Thanks Dick Stibor.

AB Manual & Solutions 2/9/2017 Download student & Solutions Page 107, #23. Teresa Cox picked up that the problem needs to be redfined as 1 = January, 2 = February. And the avareg rate of change is [S(12) - S(1)] / (12 - 1).
AB Exams Solutions 2/8/2017 Download solution Exams d: Area & Volume take-home (36-37).  Part b  Answer is 922.272. Thanks to Megan Simoneau.
AB Solution Manual 2/7/2017 Download solution

Page 192, #6. Final exponent should be 2/3.

Page 194, #32. Answer is 18.855.

Page 198, #6b. Answer is 200 ft/sec.

Thanks to Kristie Hubbard.

BC Solution Manual 2/7/2017 Download solution

p 169, 2d. Integral changed to make it easier to understand. Old integral was OK.

Page 170, 4e. Integral from -2 to 2.

Page 171, #5.  L = 2x

Page 171, #6. Integral: 1,523.278.

Page 172, #8, #11:  x = sqrt (y)

Page 172, #12.  Answer is 852.188

Page 176, #6: 2nd line: integral from -2 to 1.

Page 176, #7. Rounding error: y bar: 0.604.

Page 177, #6. X bar = 3.

Thanks Dick Stibor.

BC Solution Manual 2/6/2017 Download solution

Page 175, 4a: 2nd rectangle centroid is (2.5, 1) affecting answer 4b.

Page 176, 5c. ybar turns out to be (128/5)(3/32).  Answer of 2.4 still correct.

Thanks Dick Stibor.

SAT Clue Student & Solution 2/6/2017 Download student and Solutions

#29, Location. CD = 13.  (doesn't affect answer).

#25: Occupation.  Functions in solution don't match student version. Now they do.

BC Exam Solutions 2/4/2017 Download Solutions

Exam 1, #8. Answer hasn't changed but it is more involved than shown. Necessary to change to sines and cosines.

Exam Ch 2-4, #8. Student version changed and solution version matches it. Thanks to Stefan San Miguel.

BC Solution Manual 2/4/2017 Download Solutions

Page 166, 2c: Equation after integration should be in h.

Page 167, 12. First integral result is 308.22 in-oz.

Thanks Dick Stibor.

AB Student and Solution Manuals 2/3/2017 Download student and Solutions Page 122: function at top of page should have in parentheses (x - c). Thanks to Tony Grabowski.
AB Student and Solution Manuals 2/2/2017 Download student and Solutions

Page 204, #6. Hypotenuse should have square root.

Page 205, #7d. Student version changed to x arc tan x to match solutions.

Thanks to Kristie Hubbard.

BC Student & Solution Manuals 2/1/2017 Download student and Solutions

Page 161, 6c: figures transposed: 11,980. Dinal integral missing a y.

Page 161, 7d: Answer should have comma, not period.

Page 162, 3a: Final integral answer is 952.4

Page 163, #6a. The chain should be coiled on to of the air-conditioner changing integral limits. Answer changed affecting 6b.

Page 164, 9.  Table values corrected.

Thanks to Dick Stibor.

AB Solution Manual 2/1/2017 Download solutions

Page 200: #4: Last term of of trap rule is (5/2)(20 + 5). 

Page 200: #5a and b. The constant should be +2/3.

Thanks to Kristie Hubbard.

4 AP Exams (AB and BC) Solutions - Exam # 1 1/31/2017 Download solutions

#2c. A mention was made about addressing the endpoints although technically not necessary.

#2d. Answer changed because of initial 100 gallons in tank.  Thanks to student Peri M. in Paul SooHoo's class.

BC Manual Student and Solutions 1/31/2017 Download student and Solutions

Page 158, #2c; Solution denominators should have e2x/5.

Page 159, #3. Globe should be labeled 12,000 miles.

Page 159, #3c. Denominator is 3,750,000 giving 20%.

Thanks Dick Stibor.

4 AP BC Exams Student & Solutions 1/31/2017 Download student and Solutions

Exam 2, Free Response # 2. Julio Avasan's class noticed an error on this problem. Without gong into detail, the problem is sketchy because the solution to DEQ will be undefined at x = 2. So parts a, b, c are changed. Thanks to your students, Julio.

Diving In - Student & Solution 1/30/2017 Download student and Solutions Diving In #6 - Straight Line Motion #4.  Choice D should be 0.60.  The student version still had 5 choices. It has been changed to 4. Thanks to Dave Hale.
AB Student & Solution Manual 1/30/2017 Download student and Solutions Page 220, #6. Problem should have a denominator of 150, not 100. Thanks to Michael Morton.
BC Manual Solutions 1/26/2017 Download solutions Page 153, halfway down; integral from 3 to 5 should equal 3. Thanks Dick Stibor.
Demystifying BC Exam MC - student and solutions 1/26/2017 Download student and Solutions Problem #35. Changed because there are two solutions. Thanks to Kim Thomas.
BC Manual Solutions 1/24/2017 Download solutions

Page 153, last example first line. Last two terms ... +4f(8) + f(9)

Page 154, Ex 1;  (70 - 30)/3(8) [ ...

Page 155, Ex 6. Limits should be 0 to ?

Page 156, 3rd and 4th derivative changed.

Thanks to Dick Stibor.

AB Manual Solutions 1/23/2017 Download solutions Page 169: #7. Final answer changed. Thanks to Monika Daugherty.
AB Manual Solutions 1/21/2017 Download solutions

Section 35 - inverse trig

Changes in the pictures for 2d and 3c. Answers not affected. Thanks to Michael Morton.

BC Exam Solutions 1/21/2017 Download solutions

Epsilon-delta quiz:  #3, epsilon = 0.003 - solution

changed.  #4 - solution changed.

Exam chapters 2-4

#7.  2nd term absolute value should be x + 3

#11: -2 after integrating inestead of 2

#13: changed solution slightly

Thanks to Dick Stibor

BC Solution Manual 1/18/2017 Download solutions

Page 145, #4. Corrected 2nd line of soluion.

            #7. Corrected plot

Page 148, #6. Eliminated dx on v

Page 149, #2. Corrected A and B.

                 #3. Corrected A and B.

Page 150, Numerous changes to #6.

Thanks to Dick Stibor.

Demystifying AB Multiple Choice Exam Student & Solution 1/17/2017 Download Student and Solutions. #133 and #135. Should say quarter-circles, not semi-circles. Thanks to Kevin H. for finding this.
BC Student & Solution Manual 1/11/2017 Download Student and Solutions. Page 146. Wrote answer to example on top in terms of cosine to match example 1 below. Elininated erroneous first line of example 1.
AB Solution Manual 1/11/2017 Download Solutions Page 160, #18. Last term should have coefficient of 2, not 4. Thanks to Wes Davis.
BC Solution Manual 1/10/2017 Download Solutions

Page 145: Corrections in solutions of #1, #2.

Thanks to Dick Stibor.

SAT Clue Student & Solutions 1/10/2017 Download Student and Solutions.

Occupation #6:  Changed the possible answers.

Occupation # 28:  Change the problem because as stated, it was impossible.

Thanks to Nancy Garnan.

Probability Student & Solutions 1/8/2017 Download Student and Solutions.

P1. VennDiagrams

1c: 5/90  

1d: Cellphone but no landline: 42/90.

1h) 40/82

P3. Tree Diagrams

1x:  .0388/.1156 = .3356

8. AP Stat Practice Quiz

3d: 2.375

3d: -0.625

Thanks to Janet Williams.

AB Solution Manual 1/6/2017 Download solutions Page 170, #3. Trap rule answer should be 11.875 miles. Thanks to Dianne Nurrenbern.
AB Exams Student & Solution 1/3/2017 Download Student and Solutions. Holiday Packet. Changed function on #37. Thanks to Lori Freed.
AB Solution Manual 1/2/2017 Download Student and Solutions.

Page 77, 9b: Denominator should have a 2.

Page 102: #16. Clarified the question.

Pointed out that we should have some absolute extrema with open intervals. Page 132: #5 interval is (-1,8] and Page 133: #4 interval is [-2,3).

Page 136: #1: Chart for #1. At x = 1, y = 39.

Thanks to Lori Freed.

AB Exams Student & Solution 1/2/2017 Download students and Solutions

All on Exam D:

Def Integrals/Accumulation Quiz (28-29): #15: 12

FTC Exam (30-32): #16: 6

Area Quiz Student: 1a) Chart should ask for F(x)

AB Exam Solutions 1/1/2017 Download solutions

All on Exam C. Answers are correct, but the wrong letter answer given in multiple choice.

Holiday take home: #35: a

Midterm Samples: #28: C

Midterm I: #19: d, #24: a, #25: c, #32: d

Midterm Part 2: 3d, answer changed.

AB Exams Student & Solution 12/31/2016 Download students and Solutions

All on Exam B;

Straight line motion (17): a) boxes didn't match.

3 Impt Thms (18) c. Solutions now match graphs.

Abs Extrema AP (19, 20, 21).  Function on student version now matches solution.

Function Analysis Practice (18-21): 5d is a relative minimum.
Optimization Exam (22-23): Extra credit answer changed slightly.

Optimization Take Home (22-23):  5b: wording changed: so that the surface area is in terms..."

5e: Changed stats: U.S. uses 200 milion cans a year. Changes final answer.

AB Exams Student & Solution 12/29/2016 Download students and Solutions

Chain Rule #9 practice exam: #4, last factor in solution is (2x + 1). Also #8 and 9 do not match solutions. Student version changed for those problems.

5 AP type problems (1 - 9):  #4 f '(-1)= 5/18.

BC Exams Student & Solution 12/21/2016 Download students and Solutions Midterm exam: #14, choices b and d are the same. b was changed. Free response: 1a) point clarified.  1b) question clarified. Thanks to Dave Hale.
AB Exams Student & Solution 12/20/2016 Download students and Solutions Exam C. Midterm sample exam. #11 had no choices. #13 had no table. Corrected. Thanks to Hope Pramuk.
AB Exams Student & Solution 12/20/2016 Download students and Solutions Exam C, Midterm exam, #20. Sharpened the problem a bit to reduce ambiguity. Thanks Kevin Barhorst.
AB Solution Manual 12/19/2016 Download Solutions Page 127, possible graph for f and g changed. Thanks to Lori Freed.
BC Exams Student & Solution 12/19/2016 Download Students & Solution Exam B. Midterm. Free response #2. The given info should be t = 0, not t = pi. Thanks to Dave Hale.
AB Exams Solution 12/15/2016 Download Solutons Exam C Midterm: #8 inadvertently had the same solution s #9. Changed solution to b, also at teh chart at the end. Thanks to Janet Williams.
AB Exams Student & Solution 12/14/2016 Download Students & Solution Exams C: Midterm, Part 2, #3.  All questions and solutions should be at the point (-1, 2). Doesn't change answers - as there was a typo in the point. Thanks Janet Williams.
BC Solution Manual 12/13/2016 Download solutions

Page 92, #:. 1 - 1 + 1 - 1 ...

Page 94, #7:  Sn = 1.5 - 1/(n + 2) - 1/(n + 3)

Page 94, #8: 2/(2n-1) - 2/(2n+1)

Thanks Dick Stibor.

BC Exams Student & Solution 12/13/2016 Download Solutions Midterm, #15.  Choice a and b were the same. a has been changed. Thanks Dick Stibor.
BC Solution Manual 12/12/2016 Download Solutions Page 39, #4. Left side, 4th line...e should have a coefficient of 59. Thanks Dick Stibor.
AB Solution Manual 12/12/2016 Download Solutions

Page 106, #6.  c = (a + b)/2.

Page 110, #2. Critical values as x = 0, 2 (not 3).

Page 116, #4. Relative maximum at x = pi/4.

Page 123, d. The critical pts for f(x) are -4, -2, 4.

Thanks to Lori Freed.

AB Exams Student & Solutions 12/8/2016 Download Students & Solution Exams C: Holiday take home - #27. Mistake in solution necessitating change in choices. Thanks to Stephen Lange and his student Valentin Z for spotting this.
BC Student & Solution Manual 12/6/2016 Download Students & Solution

Page 86, #2. Solutions should have denominators of 1 - x.

Page 87, # 11 and #12. In problem changed Lagrange error to remainder to make it clearer.

Page 88, #14. Derivatives (sines and cosines) were fixed. Solution unchanged.

Thanks Dick Stibor.

BC Student & Solution Manual 12/5/2016 Download Students & Solution

Page 91: Solutions checked on #1, 2, 3,6

#10: Problem should be 1/(n+1)

#11: exponent in answer should be n - 2

#14: Problem should not have the plus/minus

#21: Problem changed to match solutiom.

Thanks Dick Stibor.

BC Student & Solution Manual 12/3/2016 Download Students & Solution

P. 86. #1 Signs should be +,-,+,-,+,-

P 86, #4, Signs should be +,+,+

P 87, #8. P3(x) should start with -?

P 87, #12 Rn(x) should be 0.0000286193

P 87, #13 Line 3 shoudl be e1/2

P 89, #3b. Problem should be .

Thanks Rich Stibor.

BC Solution Manual 11/30/2016 Download solutions

Page 82, #6.  Constant should be 13/2. 

Page 82, #8. f ''' (x) =  -2/(x + 1)3 ...Thanks to Dick Stibor's class.

AB Student & Solution Exams 11/30/2016 Download Students & Solution

Exam 1, 2a should be -31/24 = - 1.292.

Prac Quiz (2-3), 5b should say Inst. Vel.

Quiz (2-3), 5b should say Inst. Vel.

Quiz (4), 5a - d should be the limit as x approaches 1 on the student version.

AB Solution Manual 11/29/2016 Download Solution Page 132, #6. Absolute max occurs at x = 2. Thanks to Wes Davis.
Revised BC Exams - student & solutions 11/28/2016 Download Students & Solution

Midterm exam: #12: end line of solution changed.

#15: 2nd line of solution changed.

#19. Original problem has positive numerator.

#25. Eliminate word is.

Thanks Rich Stibor.

Demystifying AB MC - Student & Solution 11/26/2017 Download Students & Solution #133.  In decreasing order, the answer is C. This also affects 4 AP Exams, Exam 1, part II, #8. Thanks to Megan Simoneau.
Demystifying AB MC - Student & Solution 11/21/2017 Download Students & Solution #102. Choice II needs + x at the end. This also affects 4 AP Exams, exam #1, part I,  # 8. Thanks to Jim Henry.
AB Student & Solution Manual 11/19/2016 Download Students & Solution Page 106, #1. This problem needed to be stated more clearly. Thanks Stephanie Mader.
Demystifying AB MC - Student & Solution 11/17/2016 Download Students & Solution #65. Changed choices I and II. This also affects 4 AP Exams,  Exam #4.
BC Student & Solution Manuals 11/16/2016 Download Students & Solution In chapter 14, I incorporated arc lenth for vector-valued functions for several problems.
BC Exams Student & Solution 11/16/2016 Download Students & Solution

Download B. Midterm #4. Choice III has changed.

Midterm #10: Solution slighly changed although answer remains the same. Thanks Dick Stibor.

Demystifying AB MC - Student & Solution 11/16/2016 Download Students & Solution #48. Choices and answers changed. This also affects 4 AB Exams: Exam #4, Problem 12.
Demystifying AB MC - Student & Solution 11/15/2016 Download Students & Solution

#29. Table of values was missing.

AB Manual & Solutions 11/14/2015 Dowload Students & Solution

Page 100, #9. Now gives answers in both feet and meters.

Page 100, #10.  16,000 should be 1,600.

Page 101, #13.  Car, not Gar.

Thanks to Bruce Hartman.

BC Exam Solutions 11/14/2016 Download Solution Exam 1, #4. Answer of 0 left out. Thanks Rich Stibor.
BC Solution Manual 11/14/2016 Download Solution

Page 64, #7: Total force is 86.972 tons.

Page 67, #23.  Magnitude and angle of vector changed. 

Page 73, #4.  s(0) = -i + 2j in solution.

Page 73, #5. Change v(0) = i - j.

Thanks to Richard Sibor.

Diving In BC Solutions 11/11/2016 Download Solution 6. Euler's Method # 4.  Answer should be B as y(1) = -0.375 by Euler. Thanks to Dave Hale for spotting this.
BC Solution Manual 11/11/2016 Download solution Page 115, #11. This is divergent by the limit comparison test. It telescopes when using log rules but the terms are not decreasing. Thanks to Tess Rivero's wonderful students at Bellbrook High School, Ohio, for finding this.
BC Solution Manual 11/7/2016 Download solution

Page 69, #7b: t ? ?/2, 3?/2, ...

Page 70, #1b: Solution: 1 + 1/t.

Thanks Dick Stibor.

BC Student & Solution Manual 11/5/2016 Download Student & Solution

Page 67, #24. 4th line: solution is 6.325

Page 68, #1c.  t ? ?(2n + 1)/2

Page 68, #2. At t = 5, force is 1.

Thanks to Dick Stibor.

AB Exams Solutions 11/4/2016 Download Solutions

Related Rates solutions: #3a: answers in ft/sec.

7:  not dy/dy, dy/dt.

Thanks to Bruce Hartman.

BC Student & Solution Manual 11/3/2016 Download Student & Solution

Page 61, #14. Missing words in problem and answer should have a decimal pt, not a commas.

Page 61, #20. 2nd line of solution should not have 2 theta, just theta. Final asnwer changed

Page 64, #5. Problem improved in explanation and w should be -13i - 4j. Thanks Dick Stibor.

AB Solution Exams 11/3/2016 Download Solution Related Rates Exam - #6. Answer should be in ft/min. Thanks to Bruce Hartman.
AB Solution Manual 11/2/2016 Download Solution

Page 90, #20. Solution reworked.

Page 105, #5. Solution is 8/9, not 9/8.

Thanks to Sarah Browning.

AB Student & Solution Manual 11/2/2016 Download Student & Solution

Page 85, #6. Problem changed so answer makes more sense.

Page 86, #7. dy/dt = 3/8 ft/sec = 4.5 in/sec

Page 86, #8. Work correct, final answer corrected.

Page 89, #16. Numerator of dh/dt should be 9 dV/dt.

Page 91. Should be solving for dy/dt.

Thanks to Wes Davis.

AB Student & Solution Manual 11/1/2016 Download student & Solution Page 69, #6.  I should be asking for f(-0.99) and f (-1.01). Thanks Melissa Dubin.
AB Solution Manual 11/1/2016 Download Solution

Page 87, #12. Solution changed.

Page 89, #17. r = 3.25, not 3.75. Thanks to Bruce Hartman.

BC Solution Manual 11/1/2016 Download Solution Page 55, 6b: 4th line on left should have a factor (4 cos^2 2 theta - 3) changing the next line to cos theta = plus or minus square root 3 over 2.  Answers correct. Thanks Dick Stibor.