Find the equation of the tangent plane Pr to the surface S:r +y +z2 = 9 at (2,-1, 2) | O PT:4x + 2y + 4z = 18 O Pr: 4x-2y +4z = 18 %3D Pr:4x -2y- 4z 18 PT:4x + 2y- 4z = 18 %3D

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Q: 1. Compute the limit. Use proper limit notation throughout. xyt lim (1,4)→(0,0) x² + y8

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