find an equation of the tangent plane and parametric equations of the normal line to the surface at the given point z=-9+4x-6y-x^2-y^2 (2,-3,4) Find the relative extrema. A) f(x, y) = x3-3xyザ B)...

Question

Question

find an equation of the tangent plane and parametric equations of the normal line to the surface at the given point z=-9+4x-6y-x^2-y^2 (2,-3,4)

math calculus

Answer 1

Answer #1

Given surface is z =-9 +4x-oy-ґ-y Suppose/ (x,y.z)- +y -4x+6y+z+9 -2x- 4 Of Of P2.-34) Pr2.-3.4) The equation of the tangen

Answer 2

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