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Posted on Jul 04, 2024

We can let f be a function on R 2 defined by f ( x , y ) = l n x 2 + y

We can let f be a function onR2defined byf(x,y)=lnx2+y2, where(x,y)=(0,0). Please find the directional derivative of f at (x,y) towards (0,0).

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