5th grade Math
posted by Meghan .
If a number has an odd number of factors, why can the number always be represented by the expression n2?

5th grade Math 
bobpursley
IT cant.
If I understand you , if a number say 105, which has an odd number of factors, 3*5*7, it should be a perfect square of some number n. Well, 105 is not a prefect square. 
5th grade Math 
Karen
Guy
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