$\"\"$

The function is $\"\"$ .

(a)

Graph the function $\"\"$ . \ \

Graph : \ \

$\"graph$

Observe the above graph :

The graph touches the $\"\"$ - axis at $\"\"$ .

Those are the zeros of the function.

$\"\"$

(b)

Algebraic conformation : \ \

The function is $\"\"$ .

Find the zeros of the function by equating the function to zero.

$\"\"$

$\"\"$ . $\"\"$

(a)

graph of the function is :

$\"graph$

(b) The zero of the function are $\"\"$ .