Let . Find…

MATHEMATICS · Subjective · AP · AP Precalculus · Functions with Parameters, Vectors, and Matrices · Functions with Parameters, Vectors, and Matrices

Problem

Let r(t)=⟨ln⁡(1+t2), t3−4t, cos⁡(3t)⟩\mathbf r(t)=\langle \ln(1+t^{2}),\,t^{3}-4t,\,\cos(3t)\rangle. Find r′(t)\mathbf r'(t).

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