Homework Help: 5th Grade Math

Posted by Nicole on Thursday, October 6, 2011 at 9:01pm.

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?

5th Grade Math - bobpursley, Thursday, October 6, 2011 at 9:40pm
No.

60=6x10=2x3*5*2= 2^2 * 3 * 5

49=7^2
5th Grade Math - Vennela, Friday, October 14, 2011 at 3:25pm
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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