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For integers a and b, (a^3-a^2-b)^1/2=7, a=? 1). a^2-a=12

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Joined: 08 Aug 2005
Posts: 251

Kudos [?]: 67 [0], given: 0

For integers a and b, (a^3-a^2-b)^1/2=7, a=? 1). a^2-a=12 [#permalink]

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23 Nov 2005, 23:44
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For integers a and b, (a^3-a^2-b)^1/2=7, a=?
1). a^2-a=12
2). b^2-b=2

OA is B

Kudos [?]: 67 [0], given: 0

SVP
Joined: 24 Sep 2005
Posts: 1883

Kudos [?]: 386 [0], given: 0

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24 Nov 2005, 00:52

Kudos [?]: 386 [0], given: 0

24 Nov 2005, 00:52
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