A particle moves along the x-axis, its position given by r(t) t> 0, where t is measured in seconds and z in meters. 1+t2 (a) Find the acceleration at time t. (b) When is the particle speeding up? (C) When is the particle slowing down? (a) a(t) (b) Note: You can earn partial credit on this problem. Preview My Answers Submit Answers You have attempted this problem 6 times. Your overall recorded score is 0%. You have unlimited attempts remaining.
A particle moves along the x-axis, its position given by r(t) t> 0, where t is measured in seconds and z in meters. 1+t2 (a) Find the acceleration at time t. (b) When is the particle speeding up? (C) When is the particle slowing down? (a) a(t) (b) Note: You can earn partial credit on this problem. Preview My Answers Submit Answers You have attempted this problem 6 times. Your overall recorded score is 0%. You have unlimited attempts remaining.
Chapter3: Functions
Section3.3: Rates Of Change And Behavior Of Graphs
Problem 45SE: A driver of a car stopped at a gas station to fill up his gas tank. He looked at his watch, and the...
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Transcribed Image Text:A particle moves along the x-axis, its position given by r(t)
= –,
1+ t?
t> 0, wheret is measured in seconds and z in meters.
(a) Find the acceleration at time t.
(b) When is the particle speeding up?
(c) When is the particle slowing down?
(a) a(t) =|||
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(b)
<t<
(c)
<t <
and t >
Note: You can earn partial credit on this problem.
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