Whats the factors of 9x^2+3x-2

asked May 20, 2017 34.8k views

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$9x^2+3x-2 \\ \\ 9x^2 + 6x - 3x - 2 \\ \\ 3x(3x + 2) - (3x + 2) \\ \\ (3x + 2)(3x - 1) \\ \\ Answer: \fbox {(3x + 2)(3x - 1)}$

Synthetica answered May 21, 2017

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2 votes

9x^2+ 3x -2
= 9x^2+ (6x -3x) -2
= (9x^2+ 6x)+ (-3x -2)
= 3x(3x+2) -1(3x+2)
= (3x-1)(3x+2)

The factors of 9x^2+3x-2 are 3x-1 and 3x+2~

Brian Bien answered May 25, 2017

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