91Ó°ÊÓ

Find the equation of the parabolic arch formed in the foundation of the bridge shown. Write the equation in standard form.

Find the equation of the parabolic arch formed in the foundation of the bridge shown. Write the equation in standard form.

Graph: $\frac{x^2}{4}+\frac{y^2}{16}=1$.

Factor Trinomials of the Form $a{x}^2+bx+c$using the ‘ac’ Method.

$5s^2−9s+4$

In the following exercises, find the equation of the ellipse shown in the graph.

Use the Distance Formula to find the distance between the points $(-2,-5)$ and $(-14,-10)$.

Graph: $\frac{x^2}{9}+\frac{y^2}{16}=1$.

Graph: $9x^2+16y^2=144$.

Graph: $16x^2+25y^2=400$.

Find the equation of the ellipse shown.