The velocity of a particle is given by v=12+3(1+7t^2).What is the acceleration of the particle? Share with your friends Share 0 Vipra Mishra answered this Dear Student v =12 +3(1 +7t2)Simplifyingv = 12 +3 +21t2 =15 +21t2Nowa =dvdt =ddt15 +21t2 = 42 t Regards 0 View Full Answer