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If n is an integer and (−3)^{4n}=3^{7n−3}[/m] then n=

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If n is an integer and (−3)^{4n}=3^{7n−3}[/m] then n=  [#permalink]

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New post Updated on: 17 Jan 2016, 10:25
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  5% (low)

Question Stats:

98% (00:55) correct 2% (00:35) wrong based on 70 sessions

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If n is an integer and \((−3)^{4n}=3^{7n−3}\) then n=

A. 1
B. 2
C. 3
D. 4
E. 5

Originally posted by harish1986 on 17 Jan 2016, 10:07.
Last edited by Bunuel on 17 Jan 2016, 10:25, edited 1 time in total.
Renamed the topic and edited the question.
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Re: If n is an integer and (−3)^{4n}=3^{7n−3}[/m] then n=  [#permalink]

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New post 17 Jan 2016, 10:46
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Re: If n is an integer and (−3)^{4n}=3^{7n−3}[/m] then n=  [#permalink]

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New post 02 Jul 2016, 08:57
Hi, not clear why is the negative sign removed (−3)^4n, could you explain please....
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Re: If n is an integer and (−3)^{4n}=3^{7n−3}[/m] then n=  [#permalink]

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New post 02 Jul 2016, 09:23
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Re: If n is an integer and (−3)^{4n}=3^{7n−3}[/m] then n=  [#permalink]

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New post 03 Jul 2016, 10:21
Right on.. Thank you.
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Re: If n is an integer and (−3)^{4n}=3^{7n−3}[/m] then n=   [#permalink] 03 Jul 2016, 10:21

If n is an integer and (−3)^{4n}=3^{7n−3}[/m] then n=

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