2021 AP® Calculus AB/Calculus BC Free-Response Questions Number of Readers (Calculus AB/Calculus BC): Calculus AB • Number of Students Scored 251,639 • Score Distribution Exam Score N %At 5 44,265 17.6 4 35,497 14.1 3 48,524 19.3 2 63,743 25.3 1 59,610 23.7 • Global Mean 2.77 Calculus BC • Number of Students Scored 124,599Sections I and II each account for 50% of the total exam score. In the free-response section students are required to show their work. The reasoning and methods that support the answer must be articulated. When is the AP Calculus AB Exam? The AP Calculus AB Exam date for the 2022–2023 school year is Monday, May 8, 2023 at 8 a.m. This test is ...AP® Calculus AB AP® Calculus BC Free-Response ... Available at apcentral.collegeboard.com Notes about AP Calculus Free …Question AB-5. f has a relative maximum at x = –2, because f c x. changes sign from positive to negative there. (b) For the graph of f to be concave down, fc must be decreasing. For f to be decreasing, fc must be negative. These two conditions together are met on the intervals 2 x. 1 and 1 x 3 . The graph of f has points of inflection at x ...CALCULUS AB SECTION II, Part A. A graphing calculator is required for these problems. 1. The temperature of water in a tub at time t is modeled by a strictly increasing, twice-differentiable function W, where W t is measured in degrees Fahrenheit and t is measured in minutes. At time t 0, the temperature of the water is 55 F. The response earned the third point in the last line with the conclusion that “the speed is decreasing on the interval (0, ∞).”. 2022 College Board. Visit College Board on the web: collegeboard.org. AP® Calculus AB 2022 Scoring Commentary. Question 6 (continued) • The solution to each free-response question is based on the scoring guidelines from the AP Reading. Where appropriate, modifications have been made by the editor to clarify …AP Calculus AB Scoring Guidelines, 2016 Author: The College Board Subject: AP Calculus AB Keywords: AP Calculus AB, Scoring Guidelines, 2016 exam, exam resources; teacher resources; exam preparation; scoring information Created Date: 7/15/2016 10:38:53 AM 2021 AP® Calculus AB/Calculus BC Free-Response Questions Number of Readers (Calculus AB/Calculus BC): Calculus AB • Number of Students Scored 251,639 • Score Distribution Exam Score N %At 5 44,265 17.6 4 35,497 14.1 3 48,524 19.3 2 63,743 25.3 1 59,610 23.7 • Global Mean 2.77 Calculus BC • Number of Students Scored 124,599AP® CALCULUS AB 2018 SCORING COMMENTARY Question 5 Overview In this problem the function f is defined by f xex cos x. In part (a) students were asked for the average rate of change of f on the interval 0x . A correct response should demonstrate that the average rate of change is found using a difference quotient, f f 0 .AP Calculus AB Sample Student Responses and Scoring Commentary Inside: Free Response Question 1 ... The answer is the least of 20, these two computed values (to the nearest whole number), and the answer to part (b), together with the corresponding time t for this minimum value.See full list on apcentral.collegeboard.org 11 years ago. Because the average value for integrals states: f (c)=1/ (b-a)•∫ [a,b] f (x)dx, all one has to do is plug in numbers. Letting a= -4 and b= 3 when you place these numbers into f (c) you will get f (c)= 1/ (7)•∫ [-4,3] f (x)dx. At this point the math is straight forward. Now note that on the inside of the definite integral ...2. Let f and g be the functions defined by f x 1 x ex 2 x and g x x 4 6.5 x 2 6 x 2. Let R and S be the two regions enclosed by the graphs of f and g shown in the figure above. Region S is the base of a solid whose cross sections perpendicular to the x-axis are squares. Find the volume of the solid. AP® CALCULUS AB/CALCULUS BC 2014 SCORING GUIDELINES. Grass clippings are placed in a bin, where they decompose. For 0 ≤ t ≤ 30, the amount of grass clippings remaining in the bin is modeled by A ( t ) = 6.687 ( 0.931 ) t , where A ( t ) is measured in pounds and t is measured in days. Find the average rate of change of A ( t ) over the ...Student Answer Sheet for the Multiple-Choice Section . Section I: Multiple-Choice Questions . Section II: Free -Response Questions . Multiple-Choice Answer Key . Free-Response Scoring Guidelines . Scoring Worksheet . Note: This publication shows the page numbers that appeared in the 2014−15 AP Exam Instructions book and in the …Visit College Board on the web: collegeboard.org. AP® Calculus AB/BC 2022 Scoring Commentary. Question 1 (continued) In part (d) the response earned the first point with the equation on the left side of line 1. The middle expression, “ A( t) − 400, ” of the equation is not needed to earn that point. The second point was earned with the ...Question 6 (continued) 1. in the second line by presenting the limit (with or without absolute values) lim 2 e n 3 . The response earned the. n 1 en second point by correctly evaluating the limit resulting in 1, referencing that 1 0 , and presenting a …AP® CALCULUS AB 2018 SCORING COMMENTARY Question 5 Overview In this problem the function f is defined by f xex cos x. In part (a) students were asked for the average rate of change of f on the interval 0x . A correct response should demonstrate that the average rate of change is found using a difference quotient, f f 0 . 1. Let R be the region bounded by the graphs of y. sin p x. 3 and y x. 4 x , as shown in the figure above. Find the area of R. The horizontal line y 2 splits the region R into two parts. Write, but do not evaluate, an integral expression for the area of the part of R that is below this horizontal line. Walkthrough of the 2021 AP Calculus AB Free FRQ #1 (May 4, 2021 administration). Join My Discord Study Server: https://discord.gg/8WGtt3r If you'd like ex...There are also two free-response questions. AP Calculus AB Free-Response Sample Questions. Fortunately, there are more official free-response questions available and, …AP® Calculus AB 2013 Free-Response Questions . About the College Board . The College Board is a mission-driven not-for-profit organization that connects students to college success and opportunity. Founded in 1900, the College Board was created to expand access to higher education. ... Show the computations that lead to your answer, andFREE-RESPONSE SOLUTIONS ~ 2019 AB Question AB-2 (a) vtP is differentiable and therefore continuous on 0.3,2.8 .Since 2.8 0.3 55 55 0 2.8 0.3 2.5 vvPP , the Mean Value Theorem guarantees that there is at least one t in the open interval 0.3,2.8 such that vtP 0. 1 (b) The trapezoidal sum isFor this solid, each cross section perpendicular to the. 2. x-axis is an isosceles right triangle with a leg in R. Find the volume of the solid. (c) The vertical line x k divides R into two regions with equal areas. Write, but do not solve, an equation involving integral expressions whose solution gives the value k. AP Calculus AB 2019 Free Response Question 1. Rate in, rate out problem. Integral of a rate; average value of a function. Fish enter a lake at a rate modeled by the function E …1. According to the model, 270 people enter the line for the escalator during the time interval 0 ≤ t ≤ 300. 300. t = 300 is 80. = 414.286 (or 414.285) seconds. The number of people in line is a minimum at time t = 33.013 seconds, when there are 4 people in line. AP ® CALCULUS AB FREE-RESPONSE QUESTIONS CALCULUS AB SECTION II, Part A Time—30 minutes . Number of questions—2 . A GRAPHING CALCULATOR IS REQUIRED FOR THESE QUESTIONS. 1. People enter a line for an escalator at a rate modeled by the function r given by ⎧ ⎪ t t. 3 7 ⎪⎪ 44 1 for 0 ££ t ⎪ ()(rt ()=⎨ 100 300− ) 300 ... AP® Calculus AB 2002 Scoring Guidelines Form B. The materials included in these files are intended for use by AP teachers for course and exam preparation in the classroom; permission for any other use must be sought from the Advanced Placement Program®. Teachers may reproduce them, in whole or in part, in limited quantities, for face-to-face ...20.051 pounds of bananas are removed from the display table during the first 2 hours the store is open. (b) f ′ ( 7 ) = − 8.120 (or − 8.119 ) After the store has been open 7 hours, the rate at which bananas are being removed from the display table is decreasing by 8.120 (or 8.119) pounds per hour per hour. (c) g ( 5 ) − f ( 5 ) = − 2. ... AP ® CALCULUS AB FREE-RESPONSE QUESTIONS CALCULUS AB SECTION II, Part A Time—30 minutes . Number of questions—2 . A GRAPHING CALCULATOR IS REQUIRED FOR THESE QUESTIONS. 1. People enter a line for an escalator at a rate modeled by the function r given by ⎧ ⎪ t t. 3 7 ⎪⎪ 44 1 for 0 ££ t ⎪ ()(rt ()=⎨ 100 300− ) 300 ... Solutions to the Free Response 2007 AP Test questions. Back to Mr. Calculus. Solutions to AP 2007 test.Sections I and II each account for 50% of the total exam score. In the free-response section students are required to show their work. The reasoning and methods that support the answer must be articulated. When is the AP Calculus AB Exam? The AP Calculus AB Exam date for the 2022–2023 school year is Monday, May 8, 2023 at 8 a.m. This test is ...AP® CALCULUS AB 2011 SCORING GUIDELINES. As a pot of tea cools, the temperature of the tea is modeled by a differentiable function H for 0 ≤ t ≤ 10, where time t is measured in minutes and temperature H ( t ) is measured in degrees Celsius. Values of H ( t ) at selected values of time t are shown in the table above. The College Board is a mission-driven not-for-profit organization that connects students to college success and opportunity. Founded in 1900, the College Board was created to expand access to higher education. Today, the membership association is made up of over 6,000 of the world’s leading educational institutions and is dedicated to ...The College Board. 3A AP® CALCULUS AB/CALCULUS BC 2017 SCORING COMMENTARY Question 3 Overview In this problem students were given that a function f is differentiable on the interval [ − 6, 5] and satisfies f (7. −2)= For −6 ≤ x≤ 5 , the derivative of f is specified by a graph consisting of a semicircle and three line segments. In part (a) …2023 AP Free Response Solutions. Updated: Dec 15, 2023. Here's my own PDF solutions for the released 2023 AP exams for AP Calculus, Statistics, and Physics. If you're looking for help in AP Physics 1, check out a new course I've put together here AP Statistics. PDF Solution.5. The inside of a funnel of height 10 inches has circular cross sections, as shown in the figure above. At height h, 1 2 the radius of the funnel is given by r 3 h , where 0 h 10. The units of r and h are inches. 20. Find the average value of the radius of the funnel. Find the volume of the funnel.2 points. (c) The region enclosed by the graphs of f and g is the base of a solid. Cross sections of the solid taken perpendicular to the x -axis are squares. Find the volume of the solid. ∫B ( f ( x) − g( x)) 2 dx = 5.340102 −2. Integrand 1 point. The volume of the solid is 5.340. Answer 1 point. Here's my own PDF solutions for the 2022 AP exams. I only do AP Calculus, Statistics, and Physics.: If you're looking for help in AP Physics 1, check out a new course I've put together here AP Statistics AP Calculus AB/BC AP Physics 1 AP Physics 2 AP Physics C: Mechanics Set 1 Set 2 AP Physics C: E&M Set 1 Set 2 And check out my …AP® Calculus AB 2010 Free-Response Questions The College Board The College Board is a not-for-profit membership association whose mission is to connect students to college success and opportunity. Founded in 1900, the College Board is composed of more than 5,700 schools, colleges, universities and other educational organizations.AP Calculus AB 2014 Free Response Question 2. Let R be the region enclosed by the graph of f (x) = x 4 - 2.3x 3 + 4 and the horizontal line y = 4, as shown in the figure above. (a) Find the volume of the solid generated …Sample: 6B. The response earned 6 points: 1 point in part (a), no points in part (b), 4 points in part (c), and 1 point in part (d). In part (a) the response earned the point because the solution curve passes through 0, 0 , is increasing and concave down, and approaches the horizontal asymptote. AP® Calculus AB 2008 Scoring Guidelines Form B The College Board: Connecting Students to College Success The College Board is a not-for-profit membership association whose mission is to connect students to college success and opportunity. Founded in 1900, the association is composed of more than 5,400 schools, colleges, universities, and otherWe're excited to once again share with you our early solutions to this year's AP Calc AB Free Response Questions. We love seeing the new questions and …Walkthrough of the 2021 AP Calculus AB Free FRQ #1 (May 4, 2021 administration). Join My Discord Study Server: https://discord.gg/8WGtt3r If you'd like ex...Watch as Sal solves free response questions from past AP Calculus exams. This is a good preparation for your upcoming exam! ... AP Calculus AB solved free response questions from past exams. Unit 10. AP®︎ Calculus AB Standards mappings. Course challenge. Test your knowledge of the skills in this course. Start Course challenge. Math;The response earned the third point in the last line with the conclusion that “the speed is decreasing on the interval (0, ∞).”. 2022 College Board. Visit College Board on the web: collegeboard.org. AP® Calculus AB 2022 Scoring Commentary. Question 6 (continued) The AP Calculus AB exam is a 3-hour and 15-minute, end-of-course test comprised of 45 multiple-choice questions (50% of the exam) and 6 free-response questions (50% of the exam). The exam covers the following course content categories: • Limits and Continuity: 10–12% of test questionsFor this solid, each cross section perpendicular to the. 2. x-axis is an isosceles right triangle with a leg in R. Find the volume of the solid. (c) The vertical line x k divides R into two regions with equal areas. Write, but do not solve, an equation involving integral expressions whose solution gives the value k. Sample: 6B. The response earned 6 points: 1 point in part (a), no points in part (b), 4 points in part (c), and 1 point in part (d). In part (a) the response earned the point because the solution curve passes through 0, 0 , is increasing and concave down, and approaches the horizontal asymptote. 3 the definition u = 4 - x 2 is correct and earned the second point. The response has the correct answer and earned the dy c ( 4 - 2 x 2 ) third point. In part (b) the response earned the first point for stating = = 0 . The answer is correct, dx 4 - x2. and the response earned the second point.CALCULUS AB SECTION II, Part A. A graphing calculator is required for these problems. 1. The temperature of water in a tub at time t is modeled by a strictly increasing, twice-differentiable function W, where W t is measured in degrees Fahrenheit and t is measured in minutes. At time t 0, the temperature of the water is 55 F.For this solid, each cross section perpendicular to the. 2. x-axis is an isosceles right triangle with a leg in R. Find the volume of the solid. (c) The vertical line x k divides R into two regions with equal areas. Write, but do not solve, an equation involving integral expressions whose solution gives the value k. The AP Calculus BC exam assesses high school students’ ability to apply the content and skills learned in the AP Calculus course. The content of the AP Calculus BC exam is pulled straight from the study units that students learn in the AP Calculus BC course: Unit 1: Limits and Continuity. Unit 6: Integration and Accumulation of Change.AP® Calculus AB 2011 Free-Response Questions . About the College Board . The College Board is a mission-driven not-for-profit organization that connects students to college success and opportunity. Founded in 1900, the College Board was created to expand access to higher education. Today, the membership association is A graphing calculator is required for some problems or parts of problems. 1. Let R be the region in the first and second quadrants bounded above by the graph of y = 20. 2 1 + x and below. by the horizontal line y = 2. Find the area of R. Find the volume of the solid generated when R is rotated about the x-axis.AP Calculus AB Past Exam Questions Free-Response Questions Download free-response questions from past exams along with scoring guidelines, sample responses from exam takers, and scoring distributions. A graphing calculator is required for some problems or parts of problems. 1. Let R be the region in the first and second quadrants bounded above by the graph of y = 20. 2 1 + x and below. by the horizontal line y = 2. Find the area of R. Find the volume of the solid generated when R is rotated about the x-axis.AP®︎/College Calculus AB 10 units · 164 skills. Unit 1 Limits and continuity. Unit 2 Differentiation: definition and basic derivative rules. Unit 3 Differentiation: composite, implicit, and inverse functions. Unit 4 Contextual applications of differentiation. Unit 5 Applying derivatives to analyze functions.AP® Calculus AB 2010 Scoring Guidelines Form B The College Board The College Board is a not-for-profit membership association whose mission is to connect students to college success and opportunity. Founded in 1900, the College Board is composed of more than 5,700 schools, colleges, universities and other educational organizations. 2. Let f and g be the functions defined by f x 1 x ex 2 x and g x x 4 6.5 x 2 6 x 2. Let R and S be the two regions enclosed by the graphs of f and g shown in the figure above. Region S is the base of a solid whose cross sections perpendicular to the x-axis are squares. Find the volume of the solid.Teaching AP Calculus is challenging but the 48 hours between the exam and the free response release are probably the hardest! We love seeing the new questions and working through them, always amazed at the original ways the College Board incorporates multiple concepts into a single question. You can see this year’s AB questions here. …AP® Calculus AB 2003 Scoring Guidelines. The materials included in these files are intended for use by AP teachers for course and exam preparation; permission for any other use must be sought from the Advanced Placement Program®. Teachers may reproduce them, in whole or in part, in limited quantities for noncommercial, face-to-face teaching ... 2. Let f and g be the functions defined by f x 1 x ex 2 x and g x x 4 6.5 x 2 6 x 2. Let R and S be the two regions enclosed by the graphs of f and g shown in the figure above. Region S is the base of a solid whose cross sections perpendicular to the x-axis are squares. Find the volume of the solid. Lesson 3: AP Calculus AB 2011 free response. 2011 Calculus AB free response #1a. 2011 Calculus AB Free Response #1 (b, c, & d) ... ^2 dx MINUS the integral from 0 to 1/2 of pi(1-g(x))^2 dx and this is completely valid answer but you might want to simplify it we have the same bounds of integration - we have the same variable of integration - and ...A graphing calculator is required for some problems or parts of problems. 1. Let R be the region in the first and second quadrants bounded above by the graph of y = 20. 2 1 + x and below. by the horizontal line y = 2. Find the area of R. Find the volume of the solid generated when R is rotated about the x-axis.May 13, 2022. 1. We are given, e ectively, A(t) = 450psin(0:62t), where 0 t 10, as the rate|in vehicles per hour|at which vehicles arrive at a toll plaza, with t representing the time …AP Calculus AB Sample Student Responses ... Free Response Question 2 ... response earned the third point with the answer on the right side of the equation. In part (c) the response earned the first point with the values of the two definite integrals. The response earned both of the interpretation points asAP® Calculus AB 2002 Scoring Guidelines. The materials included in these files are intended for use by AP teachers for course and exam preparation in the classroom; permission for any other use must be sought from the Advanced Placement Program®. Teachers may reproduce them, in whole or in part, in limited quantities, for face-to-face ...Here's my own PDF solutions for the 2022 AP exams. I only do AP Calculus, Statistics, and Physics.: If you're looking for help in AP Physics 1, check out a new course I've put together here AP Statistics AP Calculus AB/BC AP Physics 1 AP Physics 2 AP Physics C: Mechanics Set 1 Set 2 AP Physics C: E&M Set 1 Set 2 And check out my …The wind chill is the temperature, in degrees Fahrenheit ( ° F ) , a human feels based on the air temperature, in degrees Fahrenheit, and the wind velocity v, in miles per hour ( mph ) . If the air temperature is 32 ° F, then the. wind chill is given by W ( v ) = 55.6 − 22.1 v 0.16 and is valid for 5 ≤ v ≤ 6 0.Learn how to handle the difficult section, AP® Calculus AB FRQs — see our step-by-step strategies and sample questions to easily answer free-response questions.Available at apcentral.collegeboard.com 1989 AB1 Let f be the function given by f (x) = x 3 − 7x + 6 . (a) Find the zeros of f . (b) Write an equation of the line tangent to the graph of f at x = −1. (c) Find the number c that satisfies the conclusion of the Mean Value Theorem for f on the closed interval [1,3] .AP® CALCULUS AB/CALCULUS BC 2019 SCORING GUIDELINES Question 1 (a) 5 Et d t 153.457690 0 To the nearest whole number, 153 fish enter the lake from midnight to 5 A.M. 1 2 : : integral 1 : answer (b) 1 5 50 Lt d t 6.059038 0 The average number of fish that leave the lake per hour from midnight to 5 A.Question 5 (continued) In part (b) the response would have earned the first point in line 2 on the right side for the equation. y − 2 = 3 ( − 2 x 1) but continued to simplify and earned the first point for the boxed answer in line 3 on the right. …Sample: 2C Score: 3. The response earned 3 points: 1 point in part (a), 1 point in part (b), no points in part (c), and 1 point in part (d). In part (a) the student earned the first point for the definite integral in the first line. The student did not earn the second point because the value produced is incorrect.Write your responses to this question only on the designated pages in the separate Free Response. booklet. Write your solution to each part in the space provided for that part. A particle, P, is moving along the x-axis. The velocity of particle P at time t is given by v t P () = sin t1.5. for 0 £ t £ p .
AP Calculus AB and BC Course and Exam Description V.1 | v ... Scores on the free-response questions and performance assessments are weighted and combined with the results of the computer-scored multiple-choice questions, and this raw score is converted into a composite AP score on a 1–5 scale.. Lawrence ks driver
2019 AP® CALCULUS BC FREE-RESPONSE QUESTIONS CALCULUS BC SECTION II, Part B Time—1 hour Number of questions—4 NO CALCULATOR IS ALLOWED FOR THESE QUESTIONS. 3. The continuous function f …AP® Calculus AB 2013 Scoring Guidelines . The College Board . The College Board is a mission-driven not-for-profit organization that connects students to college success and opportunity. Founded in 1900, the College Board was created to expand access to higher education. Today, the membership association is AP®︎/College Calculus AB 10 units · 164 skills. Unit 1 Limits and continuity. Unit 2 Differentiation: definition and basic derivative rules. Unit 3 Differentiation: composite, implicit, and inverse functions. Unit 4 Contextual applications of differentiation. Unit 5 Applying derivatives to analyze functions.AP® CALCULUS AB/CALCULUS BC 2014 SCORING GUIDELINES. Grass clippings are placed in a bin, where they decompose. For 0 ≤ t ≤ 30, the amount of grass clippings remaining in the bin is modeled by A ( t ) = 6.687 ( 0.931 ) t , where A ( t ) is measured in pounds and t is measured in days. Find the average rate of change of A ( t ) over the ...2019 AP ® CALCULUS AB FREE-RESPONSE QUESTIONS CALCULUS AB SECTION II, Part B . Time—1 hour . Number of questions—4 . NO CALCULATOR IS ALLOWED FOR THESE QUESTIONS. 3. The continuous function f is defined on the closed interval . −6 £ x £ 5. The figure above shows a portion of . the graph of . f Question 6. particular solution to the differential equation xy 3 with f dx = 1 2. Use the tangent line equation from part (a) to approximate f ( 1.1 . Given that ) f x > 0 for 1 ( ) < x 1.1, is < the approximation for f 1.1 greater than or less than f ( ) ( 1.1 ? Explain ) your reasoning. 0 on this interval.1 : answer. AP. CALCULUS AB. 2009 SCORING GUIDELINES. Question 3. Mighty Cable Company manufactures cable that sells for $120 per meter. For a cable of fixed length, the. cost of producing a portion of the cable varies with its …By the Fundamental Theorem of Calculus, Z 2 6 f0(x)dx= f( 2) f( 6) = 7 f( 6). But the value of this integral is the area of a triangle whose base is four and whose altitude is two, so 7 f( 6) = 4, and f( 6) = 3. Similarly, Z 5 2 f0(x)dx= f(5) 7, while the value of this integral is the area of a triangle of base three, altitude two, less the ...There are also two free-response questions. AP Calculus AB Free-Response Sample Questions. Fortunately, there are more official free-response questions available and, …Question 6. particular solution to the differential equation xy 3 with f dx = 1 2. Use the tangent line equation from part (a) to approximate f ( 1.1 . Given that ) f x > 0 for 1 ( ) < x 1.1, is < the approximation for f 1.1 greater than or less than f ( ) ( 1.1 ? Explain ) your reasoning. 0 on this interval.Write your responses to this question only on the designated pages in the separate Free Response. booklet. Write your solution to each part in the space provided for that part. A particle, P, is moving along the x-axis. The velocity of particle P at time t is given by v t P () = sin t1.5. for 0 £ t £ p . CALCULUS AB SECTION II, Part A. Time—45 minutes Number of problems—3. A graphing calculator is required for some problems or parts of problems. 1. Let R and S be the regions in the first quadrant shown in the figure above. The region R is bounded by the. x-axis 3 and the graphs of y 2 x and y. −. 3 y 2 x and y.2011 answers to free response AP questions 2010 answers to free response AP questions ... Mr. Calculus is a College Board endorsed AP* Calculus AB and AP* Calculus BC consultant and teaches at Diamond Bar High School in Diamond Bar, California. Mr. Calculus taught at Walnut ...AP ® CALCULUS AB FREE-RESPONSE QUESTIONS CALCULUS AB SECTION II, Part A Time—30 minutes . Number of questions—2 . A GRAPHING CALCULATOR IS REQUIRED FOR THESE QUESTIONS. 1. People enter a line for an escalator at a rate modeled by the function r given by ⎧ ⎪ t t. 3 7 ⎪⎪ 44 1 for 0 ££ t ⎪ ()(rt ()=⎨ 100 …Sample: 1B. Score: 7. The response earned 7 points: 1 point in part (a), 2 points in part (b), 1 point in part (c), and 3 points in part (d). In part (a) the difference quotient of 10 - 6 in the first line would have earned the first point with no simplification. In. 1998 AP Calculus AB Scoring Guidelines AB 2 Board Note # 1 Part (d) 3/3 Argument with the following three ingredients: 1. The graph of y= bxebx is a horizontal compression or expansion (with a re ection across the y{axis if b<0) of the graph of y= xex. 2. The range of y= bxebxis therefore the same as the range of y= xex. 3. Question 6. particular solution to the differential equation xy 3 with f dx = 1 2. Use the tangent line equation from part (a) to approximate f ( 1.1 . Given that ) f x > 0 for 1 ( ) < x 1.1, is < the approximation for f 1.1 greater than or less than f ( ) ( 1.1 ? Explain ) your reasoning. 0 on this interval.Student Answer Sheet for the Multiple-Choice Section . Section I: Multiple-Choice Questions . Section II: Free -Response Questions . Multiple-Choice Answer Key . Free-Response Scoring Guidelines . Scoring Worksheet . Note: This publication shows the page numbers that appeared in the 2014−15 AP Exam Instructions book and in the …The AP Calculus AB exam is a 3-hour and 15-minute, end-of-course test comprised of 45 multiple-choice questions (50% of the exam) and 6 free-response questions (50% of the exam). The exam covers the following course content categories: • Limits and Continuity: 10–12% of test questions.