SOLUTION: Factor Completely 30x^2 + 4x – 2

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Question 189831: Factor Completely
30x^2 + 4x – 2
Answer by edjones(7569) About Me  (Show Source):
You can put this solution on YOUR website!
30x^2+4x–2
2(15x^2+2x-1)
2(15x^2+5x-3x-1) What factors of 15*-1=-15 have a sum of +2? Ans +5 & -3
2[5x(3x+1)-(3x+1)]
2(5x-1)(3x+1)
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Ed