A particle moving in a straight line covers a distance of x cm in t second, where x = t3 + 6t2 15t + 18. What will be the acceleration of the particle at the end of 2 seconds?

A particle moving in a straight line covers a distance of x cm in t se

1.	A particle moving in a straight line covers a distance of x cm in t second, where x = t3 + 6t2 15t + 18. What will be the acceleration of the particle at the end of 2 seconds?
A.	22cm/sec<sup>2</sup>
B.	23cm/sec<sup>2</sup>
C.	24cm/sec<sup>2</sup>
D.	25cm/sec<sup>2</sup>
Answer» D. 25cm/sec<sup>2</sup>

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A particle moving in a straight line covers a distance of x cm in t second, where x = t3 + 6t2 15t + 18. What will be the acceleration of the particle at the end of 2 seconds?

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