Recent content by Robophys

Homework Statement The position function of a projectile is given by r(t) = (5t + 6t2) m I + (30 - t3) m j. What is the displacement of the particle in magnitude angle form at the = 2.0 seconds. Homework Equations √x2+y2 tan-1 = y/x Possibly: x = v0t + 1/2at2The Attempt at a Solution [/B] I...