### Home > AC > Chapter 13 > Lesson 13.CS1-S > Problem 4-135

4-135.

For each quadratic function below, use the idea of completing the square to write it in graphing form. Then state the vertex of each parabola. *8-106 HW eTool* (CPM). Homework Help ✎

Set up tiles to reflect the problem.

Write an equivalent equation using the tile arrangement.

, vertex at

Refer to part (a.)

You will need to add and subtract the same number of tiles on the right side of the equation in order to complete a square.

You will need to add and subtract the same number of tiles on the right side of the equation in order to complete a square.

Use the eTool below to help complete these problems.

Click the link at right for the full version of the eTool: CCA 8-106 HW eTool