Question: Find the linear approximation to the functionf(r,t)=arctan(2r2t)at the point (r,t)=(2,0). Use this linear approximation to estimatef(2,0.003)

Find the linear approximation to the functionf(r,t)=arctan(2r2t)at the point (r,t)=(2,0). Use this linear approximation to estimatef(2,0.003)

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