Question: Determine the critical points of the function and classify it as a maximum, minimum, or chair point 1) f(x,y) =2xy-=(x+y4) +1 2) f(x,y) =-5x+4xy-y+16x+10 3)

Determine the critical points of the function and classify it as a maximum, minimum, or chair point 1) f(x,y) =2xy-=(x+y4) +1 2) f(x,y) =-5x+4xy-y+16x+10 3) z=x-xy-y2-3x-y 4) z=ey

1) f(x,y) =2xy-=(x+y4) +1 2) f(x,y) =-5x+4xy-y+16x+10 3) z=x-xy-y2-3x-y 4) z=ey

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