How do I find an inverse matrix on a TI-84 Plus?

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Answer 1 · 2014-10-11T11:41:02

To enter your matrix, go to MATRIX -> EDIT by pressing

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then enter its dimensions and entries row by row.

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Go back to the main screen by QUIT by pressing:

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To find the inverse matrix, go to MATRIX then press the number of your matrix and the #"^{-1}# button.

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Now, you found the inverse matrix.

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I hope that this was helpful.