If x1/3+y1/3=z1/3then {(x+y-z)3+27xyz} equals |
|||||||
(a) |
(b) |
0 |
(c) |
1 |
(d) |
27 |
If x1/3+y1/3=z1/3then {(x+y-z)3+27xyz} equals |
|||||||
(a) |
(b) |
0 |
(c) |
1 |
(d) |
27 |