设z=e-sin2(xy)2,则∂z/∂y=____．
-2x2ysin[2(xy)2]e-sin2(xy)2。解析:∂z/∂y=e-sin2(xy)2•-2sin(xy)2•cos(xy)2•2x2y=-2x2ysin[2(xy)2]e-sin2(xy)2
设z=e-sin2(xy)2,则∂z/∂y=____．
-2x2ysin[2(xy)2]e-sin2(xy)2。解析:∂z/∂y=e-sin2(xy)2•-2sin(xy)2•cos(xy)2•2x2y=-2x2ysin[2(xy)2]e-sin2(xy)2
