Particle P moves along the y-axis so that its position at time t is given by y(t) = 4t² - 5t + 7 for all times t. A second particle, Q, moves along the x axis so that its position at time t is given by x(t): sin(at) 2-t for all times t # 2. = a. Find lim x(t). Show the work that leads to your answer. t-2 b. Show that the velocity of particle Q is given by vo (t) = 2n cos(nt)—rt cos(at)+sin(zt) (2-t)² for all times t = 2. c. Use calculus and algebra to find a value of t such that P and Q reach the same velocity. Show the work that leads to your answer. State the velocity.
Particle P moves along the y-axis so that its position at time t is given by y(t) = 4t² - 5t + 7 for all times t. A second particle, Q, moves along the x axis so that its position at time t is given by x(t): sin(at) 2-t for all times t # 2. = a. Find lim x(t). Show the work that leads to your answer. t-2 b. Show that the velocity of particle Q is given by vo (t) = 2n cos(nt)—rt cos(at)+sin(zt) (2-t)² for all times t = 2. c. Use calculus and algebra to find a value of t such that P and Q reach the same velocity. Show the work that leads to your answer. State the velocity.
College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter3: Polynomial And Rational Functions
Section3.6: Rational Functions
Problem 2E
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I submitted this same question twice because I am looking for more detail in the solution, especially with part b. Can you help? Thank you.
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