F = (4x+4y+9z-2w), G = (2x+2y +z+ w)==0, H = (x^2+y^2+z-4)==0,
- x ,y, z, w is symbolic expressions in 4 variables.
- The symbolic expressions G and H represent constraints.
find the maximum value of F , subject to the constraints G=0 and H=0 ?????????
please help me
