Find the partial derivative fxyf_{xy}fxy for f(x,y)=xcos(y)+y2f(x,y) = x \cos(y) + y^2f(x,y)=xcos(y)+y2.
−sin(y)-\sin(y)−sin(y)
cos(y)\cos(y)cos(y)
−sin(y)+2y-\sin(y) + 2y−sin(y)+2y
0