### Home > A2C > Chapter Ch4 > Lesson 4.2.1 > Problem 4-76

4-76.

Sketch a graph and draw the line of symmetry for the equation . What is the equation of the line of symmetry?

Use the and

*values in the equation to find the vertex.*

Use the vertex to locate the axis of symmetry and write an equation for it.

The line of symmetry is