Casio CFX-9970G Manuale - Pagina 9

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With approx, calculation results are displayed using exponential notation. As with

the RUN Mode, the mantissa can have up to 10 digits and the exponent up to two

digits. The number of digits that can be input for approx depends on the setting of

the set up screen's Display item.

6(g g g g g )6(g g g g g )1(appr)jMcaw (Display: Norm1)

Example

When part of the expression includes a variable, the calculation is performed by

substituting the value for the variable. The following shows the calculation when A

= 0.

6(g g g g g )6(g g g g g )1(appr)f*aA+dw

Example

u u u u u Collection —— (collc)

This command arranges the terms of an expression, focusing on a particular

variable.

Syntax: collect (<expression>[, <variable>] [)]

• A default variable of X is used when specification of a variable is skipped.

To arrange the terms of the expression X 2 + AX + BX, focusing

Example

on the variable X

6(g)6(g)2(collc)vx+

aAv+aBvw

u u u u u Combine —— (comb)

This command produces a fraction made up of a fully expanded numerator over a

fully expanded denominator.

Syntax: combine (<expression>[)]

Example

To combine the expressions (X+1) / (X+2) + X

6(g)3(comb)(v+b)

/(v+c)+v*

(v+d)w

ALGBR Mode Commands

1.215766546E + 19

X 2 + (A + B)X

X 3 + 5X 2 + 7X + 1

X + 2

20 - 3

(X+3)

357