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Mathematics 13 Online
OpenStudy (jakyfraze):

someone please help me :"( What is the prime factorization of 1,260? A. 2 × 3 × 5 × 6 × 7 B. 4 × 5 × 7 × 9 C. 2 × 2 × 3 × 3 × 5 × 7 D. 2 × 3 × 5 × 7

jimthompson5910 (jim_thompson5910):

|dw:1442797970378:dw|

jimthompson5910 (jim_thompson5910):

to find the prime factorization, we divide by small numbers. let's pick a small number like 2 what is 1260/2 equal to?

OpenStudy (jakyfraze):

2*630

OpenStudy (jakyfraze):

sorry

OpenStudy (jakyfraze):

630

jimthompson5910 (jim_thompson5910):

yes, so because 1260 = 2*630, we draw two branches like this |dw:1442798244739:dw|

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