How to Graph a Calculator Polynomial Function

How to Graph a Calculator Polynomial Function thumbnail
Learn to use your graphing calculator effectively.

If you do any kind of higher mathematics, a graphing calculator is probably your best friend. It allows you to visually manipulate graphs of functions. This feature is unavailable on regular calculators--hence the higher price tag. The following instructions are for the TI-83, which is a common graphing calculator. However graphing calculators are extremely similar, so these instructions should apply to any kind of graphing calculator you use.

Instructions

    • 1

      Power on your calculator. The power button is in the lower left corner.

    • 2

      Press the "y=" button directly below the screen.

    • 3

      Input your polynomial into the screen that appears.

    • 4

      Press the "graph" button.

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