$\"\"$

The function is $\"\"$ .

Find the value of $\"\"$ in the interval $\"\"$ .

$\"\"$

Rewrite the function.

$\"\"$

Consider $\"\"$ .

Graph:

Graph the function $\"\"$ :

$\"\"$

Observe the graph :

The function touches $\"\"$ -axis at $\"\"$ and $\"\"$ $\"\"$ .

Solutions of the equation are $\"\"$ and $\"\"$ $\"\"$ .

$\"\"$

Solutions of the equation are $\"\"$ and $\"\"$ $\"\"$ .