TI-89 Graphing Calculator For Dummies
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Of course, your TI-89 graphing calculator helps you with higher math functions — that’s part of the reason you bought it. However, you might need help finding everything. The following list doesn’t tell you how to locate everything, but it does show you how to get to some of the buttons that help you do higher math calculations:


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C.C. Edwards is an instructor at Coastal Carolina University and a former editor of Texas Instruments' Eightysomething, a newsletter for parents and educators.

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