9. The coordinates of the intersection point of the graph of the inverse function of $f ( x ) = \log _ { 3 } ( x + 3 )$ with the $y$-axis are $\_\_\_\_$.
(5 points) Let the even function $f ( x )$ satisfy $f ( x ) = 2 ^ { x } - 4$ for $x \geqslant 0$. Then $\{ x \mid f ( x - 2 ) > 0 \} = $
9. The coordinates of the intersection point of the graph of the inverse function of $f ( x ) = \log _ { 3 } ( x + 3 )$ with the $y$-axis are $\_\_\_\_$.\\