IB MAI HL Calculus Topic 5.3 Kinematics (id: 28581d531)

本题目来源于试卷: IB MAI HL Calculus Topic 5.3 Kinematics，类别为 IB数学

[填空题]
An object moves in a straight linbkqn3f ; to,h4e stprvr+ coc+ 2xg0q2 d.uch that its velocity, v \mathrm{~m} \mathrm{~s}^{-1} , at time t seconds, is given by


1. Find the value of t , for t>0 , when the object is instantaneously at rest.
t=  s.
The object returns to its initial position at t=T .
2. Find the value of T . Give your answer correct to three significant figures.
T≈  s.(one decimal place)

参考答案:
空格1: 15  空格2: 30.3 


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