Solving systems of equations of TI-89

valikor2
Sat, 14 May 2005 17:46:03 +0000

Go to “Catalog” and hit the = button (hit that because the = button is the same as the “A” button), which I believe will select “and”.

I suppose you could just type it out, as well, but if you do that, make sure you put a space before and after.

It’s easier to get it from the catalog.