This tutorial makes it easy to program the quadratic equation into your TI 83/84 calculator even if you have no programming experience. (more…)

Step by step instructions on how to make your calculator add 1 to every answer. For example, if you inputted “1 + 1″ the calculator would output “3″. I also explain how to do other manipulations to the output.

Here’s the code

ClrHome
While 1
Input "",A
Disp A+1
End

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