Texas Instruments TI-83 PLUS - Manual (Page 76)

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={ L 1 е 99,1 е 99} ).