The function s = f(t) gives the position of a body moving on a coordinate line, with s in meters and t in seconds.s = 3t - t2, 0 ? t ? 3Find the body's speed and acceleration at the end of the time interval.
A. 3 m/sec, - 2 m/sec2
B. 9 m/sec, -6 m/sec2
C. 3 m/sec, -6 m/sec2
D. -3 m/sec, - 2 m/sec2
Answer: A
Mathematics
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