Question

9 x square - 3 x - 2 = 0​

Answer 1

Step-by-step explanation:

$9 {x}^{2} - 3x - 2 = 0 \\ \\ 9 {x }^{2} + 6x - 3x - 2 = 0 \\ \\ 3x(3x + 2) - 1(3x + 2) = 0 \\ (3x + 2)(3x - 1) = 0 \\ \\ where \\ \\ \: x = \frac{ - 2}{3} and \frac{1}{3}$

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