SOLUTION: Write your answer in standard form (a - 3b)^2

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Question 791270: Write your answer in standard form
(a - 3b)^2
Answer by jim_thompson5910(35256) About Me  (Show Source):
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(a - 3b)^2

(a - 3b)(a - 3b)

a(a - 3b)-3b(a - 3b)

a^2 - 3ab-3ab + 9b^2

a^2 - 6ab + 9b^2