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
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