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OpenStudy (anonymous):
4x^2+12x+___ can u plsss xplaine me how to get this?
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OpenStudy (campbell_st):
well if its a perfect square the last term is 9 the 1st term is (2x)^2 = 4x the middle term is 2 times the product of 2x and ? so 2 * 2x * ? = 12x so ? = 3 the last term is 3^2 hope it helps...
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