If xy=yx then is equal to |
|||||||
(a) |
xx/y |
(b) |
xx/y-1 |
(c) |
1 |
(d) |
xx/y |
If xy=yx then is equal to |
|||||||
(a) |
xx/y |
(b) |
xx/y-1 |
(c) |
1 |
(d) |
xx/y |