$\"\"$

Observe the graph: The parabola is horizontal.

Standard form of horizontal parabola is $\"\"$ .

Where $\"\"$ is vertex.If $\"\"$ then the parabola opens to the left and $\"\"$ parabola opens to the right.

In this case $\"\"$ .

And the parabola passes through $\"\"$ .

$\"\"$

Find the value of $\"\"$ .

Substitute the values $\"\"$ and $\"\"$ in standard form.

$\"\"$

Substitute the values $\"\"$ and $\"\"$ in standard form.

$\"\"$

The parabola equation is $\"\"$ .