Question: Find the derivative, r'(t), of the vector function. r(t) = at cos(4t)i + b sin5(t) j + c cos4(t) k r'(t) = a(4t sin(4t) +

Find the derivative, r'(t), of the vector function. r(t) = at

Find the derivative, r'(t), of the vector function. r(t) = at cos(4t)i + b sin5(t) j + c cos4(t) k r'(t) = a(4t sin(4t) + cos(4t)i + 5b sin4(t)cos(t)j 4c sin(t)0083 + k)

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