[填空题]
The graph of y=f(x) is obtaine o, lw0hxrv;z)p3cv7rd ln ./hd from the gu 4ja l8w+ge,ovz0v1b 83ellkraph of $y=\ln x $ by a horizontal translation 3 units in the negative x direction and a vertical translation $\ln 6$ units in the positive y direction
1. Find f(x) .
2. The region bounded by the graph of y=f(x) and the two axes is rotated through $2 \pi$ radians about the y -axis. Find the volume generated.
