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ExpandDenominator

ExpandDenominator[expr]
expands out products and powers that appear as denominators in expr.
  • ExpandDenominator automatically threads over lists, as well as equations, inequalities, and logic functions.
Expand the denominator of a fraction:
Expand the denominator in each term:
Expand the denominator of a fraction:
In[1]:=
Click for copyable input
Out[1]=
 
Expand the denominator in each term:
In[1]:=
Click for copyable input
Out[1]=
Expand the denominator of a rational function:
ExpandDenominator threads over sums:
ExpandDenominator threads over Boolean combinations of equations and inequalities:
Expand the denominator over the integers modulo 3:
Expand the denominator using expansion formulas for trigonometric functions:
ExpandDenominator leaves the numerator unexpanded:
ExpandNumerator expands the numerator, leaving the denominator unexpanded:
Expand expands the numerator and expands the fraction into a sum of fractions:
ExpandAll expands the numerator, the denominator, and the fraction:
Use Factor, Numerator, and Denominator to factor the denominator back:
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