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I love Maths!

Happy Valentines Day!

On your TI83 press WINDOW and set the values to the following:

Press 2ND then ZOOM (FORMAT)

Highlight AxesOff and press enter.

Enter the following equations on your graphic (or graphing software)

To get abs(x) press 2ND then 0 (zero) then ENTER (as it is first in the list).

Now press GRAPH

Remember to reset the axes after you are done!