HP 48g Graphing Calculator User Manual
Page 263
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The RULES Menu—Building and Moving Parentheses
Key
Description
Parenthesize-neighbors. Parenthesizes the nearest
neighbors of + or *. Has no effect if the specified
function is the first (or only) function in the
expression, because these parentheses are already
present, but hidden.
R+6+C+D ^ R+(B+C>+D
1
4
..
Expand-subexpression-left. Expands the subexpression
associated with the specified function to include the
next term to the left. Note that a matched pair of
parentheses may disappear.
Fi+B + C + D > + E —^ R + < B + C+D) + E
Expand-subexpression-right. Expands the
subexpression associated with the specified function to
include the next term to the right.
Fl + < B + C) e D+E fl + < B+C -i- D) + E
20
The RULES Menu—Commuting, Associating, and
Distributing
Key
Description
Commute. Commutes the arguments of the specified
function.
fi+EJ B+fl
i h v
(
h
> *
b
^ B.--H
4
. Pj
Associate- left
fl+ :
B+c
)
Fi+E
T- C
H* :
b
.--
c
)
fl*B
■ ■ ■ ■ ■
c
H"'":
b
*
c
>
fl-"B c
Associate- right.
< Fi
H-i-
<
B+f
(fl
Fi * <
B.-t
<
Fi
R-- <
B*f
i:“i .J:.
• * ■■
Distribute-prefix-function.
.(Fi+B;' ^ -H-B
iHvi:R.--B)
^
iHVtflCi-B
IfKRiB) ^ RE<R>*irii:
Fi) *F;E
Calculus and Symbolic Manipulation 20-23