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If 101! = (99!)x, then x = ?
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If 101! = (99!)x, then x = ?

User Gegenwind
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99!x=101!\ \ \ /:99!\\\\x=(101!)/(99!)\\\\x=(99!\cdot100\cdot101)/(99!)\\\\x=100\cdot101\\\\x=10\ 100
User Zdenek Maxa
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