Question: Problem 22 For the surface x yz + 3y? = 2xz2 -82: a) find the equation of the tangent plane at point (1,2,-1). b) find

Problem 22 For the surface x yz + 3y? = 2xz2

Problem 22 For the surface x yz + 3y? = 2xz2 -82: a) find the equation of the tangent plane at point (1,2,-1). b) find the equation of the normal line at point (1,2,-1). c) at what point does that normal line meet the plane x+3y-2z=10

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