If x = 1, y = - 2 and z = 3. find the value of
(i) `x^(3) + y^(3) + z^3-3xyz` (ii) `3xy^(4) - 15 x^(2) y + 4z`

If x = y = 222 and z = 223, then find the value of x^(3)+y^(3)+z^(3)-3xyz

If x = 2, y = 3 and z = -1, find the values of : (2x-3y+4z)/(3x-z)

If x = 1, y = 2 and z = 5, find the value of (i) 3x - 2y + 4z (ii) x^(2) + y^(2) + z^(2) (iii) 2x^(2) - 3y^(2) + z^(3) (iv) xy + yz - zx (v) 2x^(2) y - 5yz + xy^(2) (vi) x^(3) - y^(3) - z^(3)

If x+y+z=8 and xy+yz+zx=20 find the value of x^(3)+y^(3)+z^(3)-3xyz

If x=2,y=-4 and z=1. FInd the value of 3x-7y^(2)+3xyz

If quad y+z=1,xy+yz+zx=-1 and xyz=-1 find the value of x^(3)+y^(3)+z^(3)

If x+y+z=1,xy+yz+zx=-1 and xyz=-1, find the value of x^(3)+y^(3)+z^(3)

If x+Y+z=1, xy+yz+zx=-1 and xyz=-1, find the value of x^3+y^3+z^3 .