Mathematics, 29.06.2019 15:30 bellbradshaw16
Which is a factor of 18x2 + 3x − 6? a. 2x + 1 b. 2x + 3 c. 3x + 2 d. 3x − 1
Answers: 1
![18x^2+3x-6=3(6x^2+x-2)=3(6x^2+4x-3x-2)\\\\=3[2x(3x+2)-1(3x+2)]=3(3x+2)(2x-1)\\\\\ \boxed{C.\ 3x+2}](/tpl/images/0031/4789/637ce.png)
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Which is a factor of 18x2 + 3x − 6? a. 2x + 1 b. 2x + 3 c. 3x + 2 d. 3x − 1...
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