$\"\"$

The function is $\"\"$ .

The definition of inverse function : if $\"\"$ then $\"\"$ .

$\"\"$

The function is $\"\"$ .

Construct a table for different values of $\"\"$ in the interval $\"\"$ .

\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \

$\"\"$	$\"\"$	$\"\"$	$\"\"$	$\"\"$	$\"\"$
$\"\"$	$\"\"$	$\"\"$	$\"\"$	$\"\"$	$\"\"$

Graph:

Graph the function $\"\"$ .

$\"\"$

Graph of the function $\"\"$ is :

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