TI-83 Plus Math, Angle, and Test Operations 73
• Enter the expression directly into the equation solver.
• Paste a Y= variable name from the VARS Y.VARS menu to the
equation solver.
• Press y K, paste a Y= variable name from the VARS Y.VARS
menu, and press Í. The expression is pasted to the equation
solver.
The expression is stored to the variable eqn as you enter it.
3. Press Í or †. The interactive solver editor is displayed.
• The equation stored in eqn is set equal to zero and displayed on
the top line.
• Variables in the equation are listed in the order in which they
appear in the equation. Any values stored to the listed variables
also are displayed.
• The default lower and upper bounds appear in the last line of the
editor (bound={L1å99,1å99}).