$\"\"$

\

The equation is $\"\"$ .

\

Solve the above equation by the factoring method. \ \

\

] $\"\"$

\

$\"\"$

\

Factor by grouping.

\

$\"\"$

\

$\"\"$

\

Set 1 st factor equal to zero.

\

$\"\"$ .

\

Set 2 nd factor equal to zero.

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$ .

\

Thus, the solutions are $\"\"$ and $\"\"$ .

\

$\"\"$

\

Check:

\

Substitute the value of $\"\"$ in $\"\"$ .

\

$\"\"$

\

$\"\"$

\

$\"\"$ .

\

The above statement is true. \ \

\

\

Substitute the value of $\"\"$ in $\"\"$ .

\

$\"\"$

\

$\"\"$

\

$\"\"$ .

\

The above statement is true. \ \ \ \

\

Substitute the value of $\"\"$ in $\"\"$ .

\

$\"\"$

\

$\"\"$

\

$\"\"$ .

\

The above statement is true. \ \

\

$\"\"$

\

The solutions are $\"\"$ and $\"\"$ .