HP 40gs - Page 277

Step-by-Step Examples 16-3
Press to factor
20 into .
Press to select
and to
simplify it.
Press to select
and
to exchange with
.
Press to select
and
to select 45.
Press , select
FACTOR and press
.
Press to factor
45 into .
Press to select
and to
simplify the selection.
Press to select
, and
to select
.
2
2
5⋅
2
2
5⋅
25–
312
25–
245
3
2
5⋅
3
2
5⋅
235⋅
235⋅ 25–
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