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anonymous
 one year ago
Factor completely:
3a^220ab+12b^2
anonymous
 one year ago
Factor completely: 3a^220ab+12b^2

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0\[3a ^{2}20ab+12b ^{2}\]

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1multiply the first and last coefficients 3*12 = 36

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1find two numbers that multiply to 36 and that add to 20

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1actually 18 and 2 18 times 2 = +36 18 plus 2 = 20

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0What is the next step? I'm confused on the different variables.

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1\[\Large 3a ^{2}\color{red}{20ab}+12b ^{2}\] \[\Large 3a ^{2}\color{red}{18ab}\color{red}{2ab}+12b ^{2}\] now factor by grouping

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0(3a^218ab) (2ab+12b^2)

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1don't forget the plus in between (3a^218ab) + (2ab+12b^2)

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1now factor each group

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0did i do it wrong? i feel like the 2nd group is incorrect.

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1(3a^218ab) + (2ab+12b^2) 3a(a6b) + (2ab+12b^2) 3a(a6b) 2b(a  6b) there's one more step

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0What would the next step be?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Thanks for the help @jim_thompson5910 :)
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