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If a <> -b, is (a - b)/(a + b) < 1? 1) b^2 > a^2

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Joined: 08 Jun 2006

Posts: 347

Location: Washington DC

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If a <> -b, is (a - b)/(a + b) < 1? 1) b^2 > a^2 [#permalink]

19 Nov 2006, 20:42

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If a <> -b, is (a - b)/(a + b) < 1?

1) b^2 > a^2
2) a - b > 1

Joined: 25 Jun 2006

Posts: 1185

Followers: 1

Kudos [?]: 16 [0], given: 0

[#permalink]

19 Nov 2006, 21:59

A.

from 1), u get (a-b)(a+b) < 0,
then (a-b)/(a+b)<0<1. Suff.

2) is INsuff.

[#permalink] 19 Nov 2006, 21:59

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If a <> -b, is (a - b)/(a + b) < 1? 1) b^2 > a^2

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If a <> -b, is (a - b)/(a + b) < 1? 1) b^2 > a^2

If a <> -b, is (a - b)/(a + b) < 1? 1) b^2 > a^2

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