If 2Sqrt2x^3-3sqrt3y^3=(sqrt2x-sqrt3y)(Ax^2-Bxy+Cy^2), then the value of (A^2+B^2+C^2) is

If 2Sqrt2x^3-3sqrt3y^3=(sqrt2x-sqrt3y)(Ax^2-Bxy+Cy^2), then the value of (A^2+B^2+C^2) is
If x+y+z=18, xyz=81 and xy+yz+zx=90, then the value of x^3+y^3+z^3+xyz is ?
If x+y+z=2, xy+yz+zx=-11 and xyz=-12, then what is the value of x^3+y^3+z^3?

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