Question

if a=2+4t then find velocity at t=2sec​

Answer 1

Explanation:

a = 2 + 4t

a = dv/dt = 2 + 4t

dv/dt = 2 + 4t

v = 2t + 2t²

velocity(at t=2second)= 2(2) + 2(2)²

= 4 + 8

= 12