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Find the equation of the tangent plane to the surface, (4x^2)(y^3) + (5yz) + (2xz^3) =...

Find the equation of the tangent plane to the surface,

(4x^2)(y^3) + (5yz) + (2xz^3) = 7

at the point P(-1,1,1). Also nd the parametric equation of the normal

line to that surface at that point . Sketch a picture that illustrates what this

is all about.

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