19990401
u
combine (combin)
Function: Reduces a fraction.
Syntax: combine( {Exp/Eq/Ineq} [ ) ]
Example
To reduce the fraction (X + 1) / (X + 2) + X
!
(X + 3)
1
(TRNS)
h
(combin)
(
v
+b)/
(
v
+c)+
v
(
v
+d
w
u
collect (collct)
Function: Rearranges an expression, focusing on a particular variable.
Syntax: collect( {Exp/Eq/Ineq} [,Exp-1/, variable] [ ) ]
Example
To rearrange X2 + AX + BX, focusing on the variable X
1
(TRNS)
i
(collct)
vx
+
av
(A)
v
+
al
(B)
vw
X2
+ (A + B)X
• X is the default when nothing is specified for [,Exp-1/, variable].
u
substitute (sbstit)
Function: Assigns an expression to a variable.
Syntax: substitute( {Exp/Eq/Ineq}, variable=expression [,..., variable=expression] [ ) ]
Example
To assign 5 to X in 2X – 1
1
(TRNS)
j
(sbstit)
c
v
-b,
v!
.
(=)
f
w
9
u
cExpand (cExpnd)
Function: Expands
x
th root of imaginary number.
Syntax: cExpand( Exp [ ) ]
Example
To expand 2
i
1
(TRNS)
v
(cExpnd)
!x
(
)
c
!
a
(
i
)
w
1 +
i
7-1-10
Using the CAS (Computer Algebra System) Mode
X3
+ 5X2
+ 7X + 1
X + 2
Summary of Contents for ALGEBRA FX 2.0
Page 1: ... ALGEBRA FX 2 0 User s Guide ...
Page 19: ...19990401 ALGEBRA FX 2 0 ...
Page 26: ...19990401 1 1 Keys 1 1 1 Keys REPLAY COPY PASTE CAT CAL H COPY PRGM List Mat i ...
Page 122: ...19990401 ...
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Page 358: ...19990401 8 8 2 Program Library egcw w ww w ...
Page 360: ...19990401 8 8 4 Program Library Example 1 Example 2 fw baw bf w fw baw ca w ...
Page 362: ...19990401 8 8 6 Program Library ...
Page 364: ...19990401 8 8 8 Program Library dw fcde wfcde wfcde fcde w daw w ...
Page 366: ...19990401 8 8 10 Program Library b awaw bwaw aw9d w ...
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