Denominator Command

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Denominator[ <Function> ]
Returns the denominator of a function.
Example: Denominator[5/(x²+2)] gives you f(x)=(x²+2).


The following syntax works only in CAS View.

Denominator[ <Expression> ]
Returns the denominator of a rational number or expression.
Example: Denominator[2/3+1/15] gives you 15.

CAS Syntax

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