Casio fx-115ES PLUS Schnellstart-Handbuch - Seite 9

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Equation Mode can be used to solve simultaneous linear equations with two or three unknowns,

quadratic equations, or cubic equations. Press

corresponding number for the desired equation type.

Example 1:

1. Press

to select a simultaneous linear equation

with two unknowns.

2. Enter the coefficients for each term in each equation

by pressing 1=2=3=2=3=4=.

3. Press

to solve for the variables.

4. Press R

to see the solution for y.

5. To solve additional simultaneous equations with

two unknowns, press CC.

fx-115ES PLUS 2nd Edition Quick Start Guide

to enter EQN mode and press the

EQN MODE