$\"\"$

The given function is $\"\"$ .

Find the area of region b integrating with respect to x.

Area = $\"\"$

$\"\"$

The intersecting points are $\"\"$

$\"\"$ (Rewrite $\"\"$ )

$\"\"$ (Distributive property)

$\"\"$ (Zero product property)

$\"\"$

Therefore $\"\"$

$\"\"$ (Integrating)

$\"\"$

$\"\"$ (Simplify)

$\"\"$ (Add)

$\"\"$ (Subtract) $\"\"$

The solutions is $\"\"$ .