If `x=1, y=2 and z=3`, find the value of: `x^3-z^3+y^3`

If x = 2, y = 3 and z = -1, find the values of : x-:y

If x=1,\ y=-2\ a n d\ z=3, find the values of each of the following algebraic expressions: (i) x^3+y^3+z^3-3x y z (ii) 3x y^4-15 x^2y+4z

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

If x+y+z=1,\ x y+y z+z x=-1\ \ a n d\ x y z=-1, find the value of x^3+y^3+z^3

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

If x+y+z=1,x y+y z+z x=-1 and x y z=-1, find the value of x^3+y^3+z^3dot

If x+y+z=8\ \ a n d\ \ \ x y+y z+z x=20 , find the value of x^3+y^3+z^3-3x y z

If x y z=0, then find the value of (a^x)^(y z)+(a^y)^(z x)+(a^z)^(x y)= (a)3 (b) 2 (c)1 (d) 0

If x^(3) + y^(3) + z^(3) = 3xyz and x + y + z = 0 , find the value of : ((x+y)^(2))/(xy) + ((y+z)^(2))/(yz) + ((z+x)^(2))/(zx)

If x^(3)+y^(3)+z^(3)=3xyz and x+y+z=0, find the value of ((x+y)^(2))/(xy)=((y+z)^(2))/(yz) +((z+x)^(2))/(zx)