Difference between revisions of "CFactor Command"

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<noinclude>{{Manual Page|version=5.0}}</noinclude>{{command|geogebra}}
{{command|CAS}}
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==CAS Syntax==
;CFactor[ <Expression> ]
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;CFactor( <Expression> )
 
: Factorizes a given expression, allowing for complex factors.
 
: Factorizes a given expression, allowing for complex factors.
:{{example|1=<div><code><nowiki>CFactor[x^2 + 4]</nowiki></code> yields ''(x + ) (x - )'', the factorization of ''x<sup>2</sup> + 4''.</div>}}
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:{{example|1=<code><nowiki>CFactor(x^2 + 4)</nowiki></code> yields ''(x + 2 ί) (x - 2 ί)'', the factorization of ''x<sup>2</sup> + 4''.}}
;CFactor[ <Expression>, <Variable> ]
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<br>
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;CFactor( <Expression>, <Variable> )
 
:Factorizes an expression with respect to a given variable, allowing for complex factors.
 
:Factorizes an expression with respect to a given variable, allowing for complex factors.
:{{example|1=<div><code><nowiki>CFactor[a^2 + x^2, a]</nowiki></code> gives ''(a + ί x) (a - ί x)'', the factorization of ''a<sup>2</sup> + x<sup>2</sup>'' with respect to ''a''.</div>}}
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:{{examples|1=<div>
:{{example|1=<div><code><nowiki>CFactor[a^2 + x^2, x]</nowiki></code> gives ''(x + ί a) (x - ί a)'', the factorization of ''a<sup>2</sup> + x<sup>2</sup>'' with respect to ''x''.</div>}}
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:*<code><nowiki>CFactor(a^2 + x^2, a)</nowiki></code> yields ''(ί x + a) (- ί x + a)'', the factorization of ''a<sup>2</sup> + x<sup>2</sup>'' with respect to ''a''.
{{note| 1=<div>
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:*<code><nowiki>CFactor(a^2 + x^2, x)</nowiki></code> yields ''(x + ί a) (x - ί a)'', the factorization of ''a<sup>2</sup> + x<sup>2</sup>'' with respect to ''x''.</div>}}
See also [[Factor Command]].
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</div>}}
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{{note|1=This command factors expressions over the [[w:Gaussian_rational|Complex Rational Numbers]]. To factor over rational numbers, see the [[Factor Command]].}}

Latest revision as of 10:44, 12 October 2017


CAS Syntax

CFactor( <Expression> )
Factorizes a given expression, allowing for complex factors.
Example: CFactor(x^2 + 4) yields (x + 2 ί) (x - 2 ί), the factorization of x2 + 4.


CFactor( <Expression>, <Variable> )
Factorizes an expression with respect to a given variable, allowing for complex factors.
Examples:
  • CFactor(a^2 + x^2, a) yields (ί x + a) (- ί x + a), the factorization of a2 + x2 with respect to a.
  • CFactor(a^2 + x^2, x) yields (x + ί a) (x - ί a), the factorization of a2 + x2 with respect to x.


Note: This command factors expressions over the Complex Rational Numbers. To factor over rational numbers, see the Factor Command.
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