i need help with math
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31
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1209
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August 6, 2007
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Explain this!!!
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23
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1584
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January 10, 2011
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I pose a question for you *physics gooroos come in*
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34
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1158
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October 13, 2005
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Physics question
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10
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120
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September 10, 2009
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Wow the earth is small...
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16
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767
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January 11, 2012
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