5] Sketch the graph of r(t) direction of increasing t. (sin t, 2 cos t) and show the %3D

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A: NOTE: Refresh your page if you can't see any equations. . take the partial derivative with respect ...

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A: θdr+(2r+1-θr)dθ=0drdθ=θr-2r-1θdrdθ=r-2rθ-1θdrdθ=r(1-2θ)-1θdrdθ-r(1-2θ)=-1θdrdθ+(2θ-1)r=-1θ It is a l...

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A: Here we can apply L'Hopital for 0/0 form. 

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