Question
Asked Jan 13, 2020
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 At time t, the position of a body moving along the s-axis is s = t3 - 6t2 + 9t m.

a. Find the body’s acceleration each time the velocity is zero.

b. Find the body’s speed each time the acceleration is zero.

c. Find the total distance traveled by the body from t = 0 to t = 2.

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Expert Answer

Step 1

Find expression of velocity and acceleration using first and second derivativenof s respectively.

Calculus homework question answer, step 1, image 1
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Step 2

a) Find t when v=0

Set v=0 and solve for t.

Calculus homework question answer, step 2, image 1
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Step 3

At t=1 and 3 find acceleration.

Answer(a): At t=1 acceler...

Calculus homework question answer, step 3, image 1
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