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For s = 4.9t^2 metres, what is the average velocity between t = 1 s and t = 2 s?
A9.8 m/s
B19.6 m/s
C14.7 m/s
D24.5 m/s
Answer & Solution
Correct answer: C. 14.7 m/s
Distance rises from 4.9 m to 19.6 m in one second, a gain of 14.7 m.
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