Texas Instruments TI-84 Plus Guide Book

Chapter 2: Math, Angle, and Test Operations 62
Entering an Expression in the Equation Solver
Entering an Expression in the Equation SolverEntering an Expression in the Equation Solver
Entering an Expression in the Equation Solver
To enter an expression in the equation solver, assuming that the variable
eqn is empty,
follow these steps.
1. Select
0:Solver from the MATH menu to display the equation editor.
2. Enter the expression in any of three ways.
• Enter the expression directly into the equation solver.
• Paste a Y= variable name from the
VARS Y-VARS menu to the equation solver.
• Press yK, 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.

Texas Instruments TI-84 Plus Specifications

General

Battery type	AAA
Power source	Battery
Number of batteries supported	4
Type	Graphing
Cover	No
Form factor	Pocket
Control type	Buttons
Product color	Black
USB port	Yes
USB 2.0 ports quantity	1
Digits	- digits
Display number of lines	8 lines
Display number of characters	16
RAM capacity	0.024 MB
ROM capacity	0.480 MB
Storage media type	-