Saved Bookmarks
| 1. |
If (xy)^(a - 1) = z, (yz)^(b - 1) = x, and (xz)^(c - 1) = y, and xyz is not -1, 0 or 1, then which of the followingis equal to ab + bc + ca? |
| Answer» HAY MATE HEAR is your ANSWER | |