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What is the smallest prime factor of 5^8+10^6–50^3?
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Re: The last digit of 12^12 + 13^13 14^14×15^15 =
Apr 22, 2015
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Re: If x and y are positive integers, is x/y < (x+2)/(y+3)?
Mar 02, 2015
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Re: What is the square root of 239,121?
Apr 16, 2015
7
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