Texas Instruments manufactures the TI-84 Plus Silver Edition graphing calculator. Students and other users navigate this hand-held device to compute algebraic expressions and trigonometric calculations. It is capable of plotting graphs for various equations. If you get a "domain error" message on your TI-84, then you will need to clear it. You also may need to examine the numbers you inputted for the set formulas.
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Turn on your TI-84 by pressing the "On" button.
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Type your formula or equation and press "Enter." If you get an error message, scroll to "1:Quit" and press "Enter."
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Press "2nd" and "Quit" or "Clear" as an alternative. You will return to the home screen.
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Correct the error. Select "2:Goto." The calculator will return to the previous screen and your cursor will be positioned near or next to the error. To correct a domain error, you will need to figure out what your valid range is for your equation.
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Press "2nd" and "Off" as a last resort. This shuts down your graphing calculator and clears any error messages.
