Graphing a Quadratic Equation. Heres an example that shows how to use the Quadratic Formula to solve a quadratic equation then verifies the mathematics by using Desmos to graph the funct. Y -1x 2.
This is also a great way to graph shapes in the calculator.
If you just want the line connecting 2 points and not the equation then the 1st example will just draw a line. Ax² bx -c. You can copy data from a spreadsheet and paste it into a blank expression in the calculator. Click on the wrench in the upper right to change the graph settings.