### Home > CCA2 > Chapter 6 > Lesson 6.1.5 > Problem 6-85

6-85.

Use the correct method from problem 6-84 to change each of the following equations to graphing form. Then, without graphing, find the vertex and equation of the line of symmetry for each. Homework Help ✎

Complete the square to find the equation.

Use

andto find the vertex and axis of symmetry. vertex:

axis of symmetry:See part (a).

vertex:

axis of symmetry: