OpenStudy (diana.xl):

http://prntscr.com/8ftxq1

2 years ago
OpenStudy (diana.xl):

@butterflydreamer

2 years ago
OpenStudy (mehek14):

21 , 7 , and 49 all have 7 as their factor so 7 goes outside

2 years ago
OpenStudy (mehek14):

the common for a is a^2 so that goes outside with 7

2 years ago
OpenStudy (mehek14):

for b, all of them have at least b^4

2 years ago
OpenStudy (mehek14):

so 7a2b4 • (3a5 + 7a3b3c - b)

2 years ago
OpenStudy (diana.xl):

so my answer is a?

2 years ago
OpenStudy (mehek14):

yes

2 years ago
OpenStudy (diana.xl):

thnx

2 years ago
OpenStudy (mehek14):

yw ^_^

2 years ago
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