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Reduce the rational expression to lowest terms.cd — c+d —1/ cd +c+d+1=

Reduce the rational expression to lowest terms.cd — c+d —1/ cd +c+d+1=
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Reduce the rational expression to lowest terms.cd — c+d —1/ cd +c+d+1=

Reduce the rational expression to lowest terms.cd — c+d —1/ cd +c+d+1=-example-1
User Vinzdef
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1 Answer

5 votes

we have the expression


(cd-c+d-1)/(cd+c+d+1)

Group terms


((cd+d)+(-c-1))/((cd+d)+(c+1))
(d(c+1)-(c+1))/(d(c+1)+(c+1))

factor (c+1)


((c+1)(d-1))/((c+1)(d+1))

Simplify


((d-1))/((d+1))

User Serge Tarkovski
by
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