Find the equation for the plane tangent to the surface z = f(x,y) at the indicated point:

I get stuck at finding the third component of the gradient of z.

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- Sep 26th 2008, 05:03 PMArythTangent Plane
Find the equation for the plane tangent to the surface z = f(x,y) at the indicated point:

I get stuck at finding the third component of the gradient of z. - Sep 26th 2008, 06:34 PMJhevon