How do you change ' equals ' part of Y equals in a ti84 calculator?
To graph inequalities (y is 'less than', 'greater than', 'less
than or equal to', or 'greater than or equal to'), turn on the
Inequality Graphing app. Do to this, press APPS and choose
Inequalz.
You should see the 'less than', 'greater than', 'less than or
equal to', or 'greater than or equal to' symbols at the bottom of
the Y= screen. To change and equals sign to one of those symbols,
highlight the equals sign, press ALPHA, and then press the button
directly under the sign you want to use (ALPHA TRACE for greater
than, for example).
To turn of Inequality Graphing, press APPS, choose Inequalz, and
then choose Quit Inequal.