CPM Homework Help : INT3 Problem 3-10

Solve $(x-2)^2-3=1$ graphically. Then use algebraic strategies to solve the equation and verify that your graphical solutions are correct.

Step:

Graph $y=(x-2)^2-3$ and $y=1$ on the same set of axes.

Help:

Look at the points of intersection. What is the value of $x$ at each point of intersection?
Use algebra to solve the equation and check if your solutions are correct.

Use the eTool below to graph the problem.
Click the link at right for the full version of the eTool: 3-10 HW eTool