$\"\"$

The function is $\"\"$ .

Exclude the values for which $\"\"$ .

$\"\"$ (The denominator can not be zero)

$\"\"$ (Factor)

$\"\"$ and $\"\"$ (Zero product property)

$\"\"$ and $\"\"$ (Simplify)

Therefore, the value of $\"\"$ can not be equal $\"\"$ or $\"\"$ . $\"\"$

The value of $\"\"$ can not be equal $\"\"$ or $\"\"$ .