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x again

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Re: x again

by Vemuri » Wed May 13, 2009 8:37 am
IMO A

5^x = 5^(-2)
Hence, x=-2
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Re: x again

by success1111 » Wed May 13, 2009 9:08 am
Vemuri wrote:IMO A

5^x = 5^(-2)
Hence, x=-2

Thanks. OA is A. i got it after made silly mistake initially.
Trust but verify.
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