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Divide : algebraic fractions
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4 votes
Divide : algebraic fractions

Divide : algebraic fractions-example-1
User Dhaker
by
7.9k points

1 Answer

3 votes

Answer: C

Explanation:


(r+5)/(r^(2)+5r-14) ÷
(r^(2)+4r-21)/(r-2)

=
(r+5)/(r^(2)+5r-14) *
(r-2)/(r^(2)+4r-21)

=
(r+5)/((r+7)(r-2)) *
(r-2)/((r+7)(r-3))

=
((r+5)(r-2))/((r+7)(r-2)(r+7)(r-3))

=
(r+5)/((r+7)(r+7)(r-3))

User Roy Nieterau
by
8.1k points
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