Solve Quadratic Systems of Equations by Graphing Guidance for Casio ClassPad

Solve the system by graphing:

${\begin{cases} y_{1} = x^{2} - 4 x + 1 \\ y_{2} = x - 3 \end{cases}$

Step 1

Click anywhere in ClassPad to bring up the ClassPad menu. Then, select the graphing tool.

Select the Graph Function tool at the bottom of the graphing window for each equation.

Enter both equations, clicking Execute.

Click on the points where the two graphs cross to reveal the solutions.