Solution

extreme points

Solution

Solution steps
Find the critical points:
Check the sign of at each critical point
Check critical point Saddle

Graph

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Popular Examples

extreme f(x,y)=x+y+(81)/(xy)extreme f(x)=2(y+1)^2+y^2-2y-2extreme f(x)=xe^{x/2},-3<= x<= 1extreme x+y-xyextreme p(x)=3x^4+2x^3+5x^2+ax-2

Frequently Asked Questions (FAQ)

  • What is the extreme f(x,y)=4x^2-xy ?

    The extreme f(x,y)=4x^2-xy is Saddle(0,0)