Saved Bookmarks
| 1. |
\left. \begin{array} { l } { \text { If } x = ( 3 - 2 \sqrt { 2 } ) , \text { show that } ( \sqrt { x } - \frac { 1 } { \sqrt { x } } ) = } \\ { \text { If } x y z = 1 , \text { then simplify } } \\ { ( 1 + x + y ^ { - 1 } ) \times ( 1 + y + z ^ { - 1 } ) ^ { - 1 } \times ( 1 + z + x ) } \end{array} \right. |
| Answer» | |