$\"\"$

Show that $\"\"$ .

Consider the functions are $\"\"$ and $\"\"$ .

Graph :

Graph the functions $\"\"$ and $\"\"$ :

$\"\"$

The function is $\"\"$ .

Draw a table for different valus of $\"\"$ from the graph.

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

Observe the table:

For any value of $\"\"$ ,the value of $\"\"$ is $\"\"$ .

$\"\"$

Graph :

Graph the function $\"\"$ .

$\"\"$

Observe the graph :

$\"\"$ .

$\"\"$

$\"\"$ .