SOLUTION: Factor completely. if a polynomial is prime, state this. 12a^2+84ab+147b^2

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Question 331878: Factor completely. if a polynomial is prime, state this.
12a^2+84ab+147b^2
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
12a^2+84ab+147b^2
3(4a^2+28ab+49b^2)
3(2a+7b)^2