Factorizing expressions, Example, Factorizing expressions -13 – HP 49g Graphing Calculator User Manual
Page 123: Example 3 -9
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Factorizing expressions
You use the FACTOR command to factorize an expression. As with
EXPAND, you can factorize an entire expression, or components of the
expression.
Example
This example factorizes the following cubic polynomial expression:
5a-“-8a:-20
1. Open the Algebra command list and select
FACTOR.
2. With the cursor positioned between the
parentheses, open Equation Writer, create
the expression, and press (ENTER) to place it
on the command line between the
parentheses.
3. Press (ENTER) to factorize the expression.
P.ftD HYZ HEH R=
ALO
FfiCTORi )
fiAD HYZ HEK P.= 'K‘
ALG
•IHOHE]-
■ *! 2*;>;''-:3+5*X-''-2-
S*X-20}
FiSti KVZ HEK R=
iHdHEJ
: FflCT0Rl.2.i-;'" +5.:>;
(X+2).(2.K+5).C:-;-2:i
Working with expressions
Page 5-13