Question about Texas Instruments TI-83 Plus Calculator
Press 2nd then press the arrow up. Do it like ten times because it gets darker. For example...2nd arrow up, 2nd arrow up, 2nd arrow up, 2nd arrow up, and 2nd arrow up. If u press 2nd and the arrow down, it gets lighter. Try it. d[^_^]b
Posted on Mar 09, 2009
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Posted on Jan 02, 2017
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