Casio Algebra FX 2.0 User Manual page 300

u absExpand (absExp)
Function: Divides an expression that contains an absolute value into two expressions.
Syntax: absExpand( {Eq/Ineq} [ ) ]
Example To strip the absolute value from | 2X – 3 | = 9
3(EQUA)i(absExp)K1(Abs)(
cv-d)!.(=)jw
7-2-2
Algebra Mode
19990401
2X – 3 = 9 1
or 2X – 3 = – 9 2