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# I get D, when OA is A. in (2) I arrive at two unique roots

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Joined: 14 Jul 2008
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I get D, when OA is A. in (2) I arrive at two unique roots [#permalink]  18 Aug 2008, 08:14
I get D, when OA is A.

in (2) I arrive at two unique roots for y, 0 and 2. but since xy > 0 , y must be 2. Sufficient.
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Joined: 17 Jun 2008
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Re: OG Supplement #80 - error? [#permalink]  19 Aug 2008, 02:08
Can you repeat the question please?
Re: OG Supplement #80 - error?   [#permalink] 19 Aug 2008, 02:08
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