What is the displacement after 3 seconds of a particle moving along a line if s(t) = t^3 + 2t^2, where s is distance in feet, and t is time in seconds? A. 15 ft.

B. 24 ft.

C. 31 ft.

D. 33 ft.

E. 45 ft.

its 4 because 2 times 2 is 4, if you double the number two you get four

4444444444444 i think

47 - 90 = 43

43 - 180 = x

x = 137

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