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(1 point) If the gradient of f is ∇f=z3j⃗ −2yi⃗ −xzk⃗ and the point P=(10,−7,−4) lies...

(1 point) If the gradient of f is ∇f=z3j⃗ −2yi⃗ −xzk⃗ and the point P=(10,−7,−4) lies on the level surface f(x,y,z)=0, find an equation for the tangent plane to the surface at the point P.

z=

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