Question

1. The displacement of a body having relation with
time as x^3-6t+7. then distance covered by
body in first two second is where is in metre
and is in second]
(1) Zero
(2) 6 m
(3) 3 m
(4) 9 m​

Answer 1

Explanation:

s = t^3 - 6t +7

→ds/dt = d(t^3-6t +7)/dt = 3t^2 - 6t