Solve.An object is at rest at t = 0 seconds and then begins accelerating at a constant 20 feet per second per second. The distance the object travels in the first t seconds is given by the polynomial 10t2. Find the distance the object travels in the first 3 seconds.
A. 90 feet
B. 9 feet
C. 60 feet
D. 30 feet
Answer: A
Mathematics
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