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# MTH301 Assignment No 2 disscussion and solution fall 2014 due Date December 17,

MTH301 (Fall 2014)

Total marks: 40

Lecture # 1 to 17

Due date: December 17, 2014

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Question No: 1

Convert the cylindrical coordinates into spherical coordinates.

Question No: 2

Let, then find  at (0, 1).

Question No: 3

Find the equations of tangent plane and normal line to the surface x^2+y^2-z=17 at the point P(1,2,-3).

Question No: 4

Find the critical point(s) of f(x,y)=3x^2+2y^2-xy-3x and check whether it is relative maxima, relative minima or a saddle point by using second partial derivative test.

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