Question

9 x ^ ( 2 ) - 12 x + 4 = 0​

Answer 1

Answer:

$= > 9 {x}^{2} - 12x + 4 = 0 \\ \\ = > 9 {x}^{2} - 6x - 6x + 4 = 0 \\ \\ = > 3x(3x - 2) - 2(3x - 2) = 0 \\ \\ = > (3x - 2)(3x - 2) = 0 \\ \\ = > {(3 x - 2)}^{2} = 0 \\ \\ \\ = >3 x = 2 \\ \\ = > x = \frac{2}{3}$

Answer 2

Refer to the above attachment