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# m09 q 21

Author Message
Manager
Joined: 08 Jul 2009
Posts: 172

Kudos [?]: 89 [0], given: 13

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20 Sep 2009, 22:57
If the operation # satisfies for any non-zero number and , which of the following can be #?

1. x#y = 1/xy

2. x#y = x/y

3. x#y = xy

Kudos [?]: 89 [0], given: 13

Intern
Joined: 23 Sep 2009
Posts: 12

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

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24 Sep 2009, 00:59
Satisfies what?

I think this post refers to the same question: /forum/m9-84149.html

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

Re: m09 q 21   [#permalink] 24 Sep 2009, 00:59
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# m09 q 21

Moderator: Bunuel

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