SOLUTION: A family discovered they can stand in a row for their portrait in 720 ways. How many members are in the family

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Question 729270: A family discovered they can stand in a row for their portrait in 720 ways. How many members are in the family
Answer by Alan3354(69443) About Me  (Show Source):
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A family discovered they can stand in a row for their portrait in 720 ways. How many members are in the family
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