5th Grade Math
posted by Nicole .
writing a prime number factorization of a number using exponents. does that mean
15= 5 x 3
60= 6 x 10
28= 4 x 7
49= 7 x 7
Yes,No or What?

No.
60=6x10=2x3*5*2= 2^2 * 3 * 5
49=7^2 
15 = 3 x 5
60 = 2 x 2 x 3 x 5
= 2^2 x 3 x 5
28 = 2 x 2 x 7
= 2^2 x 7
49 = 7 x 7
= 7^2
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