1.

A particle is moving in a straight line is at a distance x from a fixed point in the straight line at time t seconds, where x = 2t3 12t + 11. What is the average acceleration of the particle at the end of 3 seconds?

A. 28 cm/sec<sup>2</sup>
B. 30 cm/sec<sup>2</sup>
C. 32 cm/sec<sup>2</sup>
D. 26 cm/sec<sup>2</sup>
Answer» C. 32 cm/sec<sup>2</sup>


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