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OpenStudy (anonymous):
What is the factorization of the trinomial below? 3x2 + 36x + 81
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jimthompson5910 (jim_thompson5910):
3x^2+36x+81 3(x^2+12x+27) 3(x^2+3x+9x+27) ... Note: 3 and 9 add to 12 and multiply to 27 From here, factor the inside by grouping to finish up.
OpenStudy (campbell_st):
take 3 out as a common factor 1st 3(x^2 + 12x + 27)
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