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Mathematics 11 Online
OpenStudy (anonymous):

Consider the surface 1 x2 + 16 y2 + 16 z2 = 33 and the point P = ( 1, 1, 1 ) on this surface. a) The outward unit normal at the point P is ??? I + ??? J + ??? K. b) The equation of the tangent plane at the point P is z = ??? x + ??? y + ???.

OpenStudy (anonymous):

looks hard

OpenStudy (anonymous):

cause it is

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