$\"\"$

\

The inequality is $\"\"$ .

\

Related quadratic equation is $\"\"$ .

\

Find the intercepts.

\

Find the $\"\"$ -intercept by substituting $\"\"$ in $\"\"$ .

\

$\"\"$

\

Solve for $\"\"$ .

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$ or $\"\"$

\

The $\"\"$ -intercepts are $\"\"$ or $\"\"$ .

\

Find the $\"\"$ -intercept by substituting $\"\"$ in $\"\"$ .

\

$\"\"$

\

$\"\"$ -intercept is $\"\"$ .

\

$\"\"$

\

Find the vertex of above quadratic function $\"\"$ .

\

$\"\"$ .

\

Compare it to $\"\"$ .

\

$\"\"$ , $\"\"$ and $\"\"$ .

\

Since $\"\"$ , then the parabola open upward.

\

$\"\"$

\

$\"\"$

\

$\"\"$ coordinate of vertex is $\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

Vertex $\"\"$ .

\

$\"\"$

\

Graph the quadratic equation $\"\"$ .

\

Draw the coordinate plane.

\

Plot the intercepts and vertex.

\

Connect the plotted points.

\

$\"\"$

\

Since the inequality symbol is $\"\"$ , the solutions $\"\"$ or $\"\"$ are not included in the solution of the inequality.

\

The graph is above the $\"\"$ -axis for $\"\"$ .

\

$\"\"$

\

The inequality solution set is $\"\"$ .