the motion of portical moving along a stright line is x pressed as x=t³-13.8t²+39.92t-19.2 1.find x,v,a at t=0, 2.find x,a when v=0, 3.find x,v when a=0
Mathbot Says...
I wasn't able to parse your question, but the HE.NET team is hard at work making me smarter.