Je4eTmajazmadama
Je4eTmajazmadama
27-10-2016
Mathematics
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how to factor 3x^2 18x 15
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nobillionaireNobley
nobillionaireNobley
27-10-2016
3x^2 + 18x + 15 = 3(x^2 + 6x + 5) = 3(x^2 + x + 5x + 5) = 3[x(x + 1) + 5(x + 1)] = 3(x + 5)(x + 1)
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