Question: Let f ( x , y ) = y 1 + x 2 y 2 . Find and simplify d e l f d e

Let f(x,y)=y1+x2y2. Find and simplify delfdelx and delfdely. Then evaluate these derivatives at the point (1,-1).
Let f ( x , y ) = y 1 + x 2 y 2 . Find and

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