Question: Let r 1 (t) = (t 2 , 1, 2t), r 2 (t) = (1, 2, e t ) d Computer1(1) r2(1) in two ways:

Let r1(t) = (t2, 1, 2t), r2(t) = (1, 2, et)

d Computer1(1) r2(1) in two ways: dt (a) Calculate r(t) r(t) and differentiate. (b) Use the Dot Product Rule.

d Computer1(1) r2(1) in two ways: dt (a) Calculate r(t) r(t) and differentiate. (b) Use the Dot Product Rule.

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