math l.com /Student Test.aspx?testldJ84941 465 Test Week 3 Unit 1 Exam Overview

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math l.com /Student Test.aspx?testldJ84941 465 Test Week 3 Unit 1 Exam Overview This Question: 5 pts This Test: 100 pts 15 of 20 complete Time Remaining 00:40:46 Let s represents the displacement, and let t represents the time for an object moving with rectilinear motion, according to the given function. Find the instantaneous velocity for the given time. 613- 312, t 2 Vi Vi The instantaneous velocity is (Simplify your answer. More Enter your answer in the answer box Previous Question Next Question Submit Test 8:49 PM 11/16/2014

Explanation / Answer

Instantaneous velocity = derivative of s

= 18t2-6t

When t=2,

Instantaneous velocity = 18(4)-6(4) =48.

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