Casio E-CON2 Manual de usuario descargar pdf (Pagina 12)

EQUATION

This section is an overview of the EQUATION Icon. To select this icon, highlight it and

press

l or press 8.

The initial Equation Editor screen has three modes to choose from, Simultaneous,

Polynomial, and Solver; this section will give an overview of each mode.

The Simultaneous mode allows you to solve simultaneous linear equations with two to six

unknowns

1. Solve the following system of equations:

















7zy4x5

1z3y6x

1z2yx4

Press q to select the Simultaneous mode and press wfor three unknowns. The

calculator will display a matrix where the coefficients and constants can be entered

in to as long as each equation is in standard form. To enter this system of equations

(already in standard form) input the following:

 4 l 1 l n 2 l n 1 l

 1 l 6 l 3 l 1 l

 n 5 l 4 l 1 l n 7 l

There are four options at the bottom of the screen, press q(SOLV). The solution

to this

system is (1, -1, 2).

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Casio E-CON2 Manual de usuario Pagina 12