finsol.pdf - Old/Practice Final Exam Solutions ~ = 2~ 3~...

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Old/Practice Final Exam Solutions
2.Find the line of intersection between the planesP1defined by2x+3y-z= 0andP2defined byx+ 3y+z= 1.1
4.(a)Iff(x, y) =exy, find∂f∂x.
(b)Iff(x, y) = (2x+ 3y)2, find∂f∂y.
2
5.Find the tangent plane to the surfaceSdefined byx2+y2-z2

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