Question: Graph the curves and sketch their velocity and acceleration vectors at the given values of t. Then write a in the form a = a

Graph the curves and sketch their velocity and acceleration vectors at the given values of t. Then write a in the form a = a_TT + a_NN without finding T and N, and find the value of κ at the given values of t.

r(t) = (3 sec t)i + (3 tan 1)j, t = 0

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