Algebra Command Reference; Expand; Rfactor (Rfctor); Factor - Casio Algebra FX 2.0 PLUS User Manual

Using the CAS (Computer Algebra System) Mode

Algebra Command Reference

The following are the abbreviations used in this section.
• Exp ... Expression (value, formula, variable, etc.)
• Eq ... Equation
• Ineq ... Inequality
• List ... List
• Mat ... Matrix
• Vect ... Vector
Anything enclosed within square brackets can be omitted.
u expand
Function: Expands an expression.
Syntax: expand ( {Exp/Eq/Ineq/List/Mat/Vect} [ ) ]
To expand (X+2) 2
Example
1(TRNS)b(expand)(v+c)xw
u rFactor (rFctor)
Function: Factors an expression up to its root.
Syntax: rFactor ( {Exp/Eq/Ineq/List/Mat/Vect} [ ) ]
To factor the X 2 – 3
Example
1(TRNS)c(rFctor)vx-dw
u factor
Function: Factors an expression.
Syntax: factor ( {Exp/Eq/Ineq/List/Mat/Vect} [ ) ]
To factor X 2 – 4X + 4
Example
1(TRNS)d(factor)vx-ev+ew
7-1-11
20010102
X 2 + 4X + 4
(X – 3) (X + 3)
(X – 2) 2