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For the elliptic paraboloid z=2x^2 +y^2 find:
a. The tangent plane at point (1,1,3) and
b. Parametric equations for the normal line to the surface at the point (1,1,3).

For the elliptic paraboloid z2x2 y2 find a The tangent plane at point 113 and b Parametric equations for the normal line to the surface at the point 113 class=

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