Question

Find a factor of 9 x square - 3 x minus 2

Answer 1

Answer:

${9x}^{2} - 3x - 2 \\ {9x}^{2} - (6x - 3x) - 2 \\ {9x}^{2} - 6x + 3x - 2 \\ 3x(3x - 2) + 1(3x - 2) \\ (3x + 1)(3x - 2) \\ x = \frac{ - 1}{3} \\ x = \frac{2}{3}$

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