Use the table below to fill in the missing values.

$\displaystyle {x}$	$\displaystyle {f{{\left({x}\right)}}}$
0	5
1	3
2	8
3	9
4	7
5	6
6	4
7	0
8	1
9	2

$\displaystyle {f{{\left({2}\right)}}}=$

if $\displaystyle {f{{\left({x}\right)}}}={9}$ then $\displaystyle {x}=$

$\displaystyle {{f}^{{-{{1}}}}{\left({8}\right)}}=$

if $\displaystyle {{f}^{{-{{1}}}}{\left({x}\right)}}={3}$ then $\displaystyle {x}=$