Question

The displacement is given by x = 2t2 + t + 5, the acceleration at t = 5 sec will be
(1) 8 m/s2
(2) 12 m/s2
(3) 15 m/s2
(4) 4 m/s2​

Answer 1

Answer:

4 m/s^2

Explanation:

s = 2t^2 + t +5

ds/dt = 4t + 1 = v

dv/dt = 4

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