How to find the distance travelled using calculus?

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Can someone please explain to me how to do question 7c? Thanks!

1 Answer
Sep 25, 2017

Please see below.

Explanation:

Use your answer to part a to determine when the particle changes direction.

Then find the distance traveled in each direction, make all the distances positive and add them up.

You'll need to find the position at #t=0#, #t= 3.5# and #t=5#