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If m is an integer such that (-2)^2m=2^(9-m) then m=?

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If m is an integer such that (-2)^2m=2^(9-m) then m=? [#permalink] New post 27 Dec 2012, 05:46
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A
B
C
D
E

Difficulty:

  15% (low)

Question Stats:

91% (01:44) correct 9% (00:58) wrong based on 32 sessions
If m is an integer such that (-2)^{2m}=2^{9-m} then m=?

A. 1
B. 2
C. 3
D. 5
E. 6
[Reveal] Spoiler: OA

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Last edited by walker on 28 May 2013, 11:41, edited 3 times in total.
edited the question.
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Kudos [?]: 25267 [0], given: 2702

Re: If m is an integer such that (-2)^2m=2^(9-m) then m=? [#permalink] New post 27 Dec 2012, 05:55
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Re: If m is an integer such that (-2)^2m=2^(9-m) then m=?   [#permalink] 27 Dec 2012, 05:55
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If m is an integer such that (-2)^2m=2^(9-m) then m=?

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