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29-04-2016
Mathematics

Answered

Simplify 2a + 2 / a^2 – 1

A2 / a – 1
B2a + 2 / a^2 – 1
C-2
Da + 1 / a – 1

Verified Answer :

Exvited Exvited

29-04-2016

(2a + 2) / (a^2 – 1)
(2(a +1)) / (a^2 - 1)
(2(a + 1)) / (a^2 - 1^2)
(2(a + 1)) / ((a + 1)(a - 1))
2 / a - 1

The answer is: 2/a - 1.

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