Previews 73
Expanding Expressions
Expanding ExpressionsExpanding Expressions
Expanding Expressions
Reducing Expressions
Reducing ExpressionsReducing Expressions
Reducing Expressions
Steps and keystrokes Display
Expand the expression (xN5)
3
. You can enter
“expand” on the entry line by typing
EXPAND
on the keyboard, or by pressing „ and
selecting
3:expand(.
Press „ 3 c X | 5 d Z 3 d ¸
(Optional) Enter other expressions on your
own.
Steps and keystrokes Display
Reduce the expression (x
2
N2xN5)/(xN1) to its
simplest form. You can enter “propFrac” on
the entry line by typing
PROPFRAC on the
keyboard, or by pressing „ and selecting
7:propFrac(.
Press „ 7 c X Z 2 | 2 X | 5 d e c X |
1 d d ¸
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