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Problem

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Textbook Expert
Textbook ExpertVerified Tutor
1 Nov 2021

Given information

Given:- A car braked with constant deceleration of 

To find:- How fast was the car travelling when the brakes were first applied ?

Step-by-step explanation

Step 1.

The acceleration due to gravity on earth at any time t, 

 

The antiderivative is the velocity,

 

The antiderivative of velocity is the position,

 

 

 

The position at time s(t)=200 is height of the cliff,

 

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