Question

9a^2x^2-12axb+4b^2
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Answer 1

9a²x²-12axb+4b²

9a²x²-6axb-6axb+4b²

3ax(3ax-2b)-2b(3ax-2b)

(3ax-2b)(3ax-2b)

Hope it helps you...

Answer 2

Answer:

$9 {a}^{2} {x}^{2} - 12axb + 4 {b }^{2} \\ 9 {a}^{2} {x}^{2} - 6axb - 6axb + 4 {b}^{2} \\ 3ax(3ax - 2b) - 2b(3ax - 2b) \\( 3ax - 2b)(3ax - 2b) \\ x = \frac{2b}{3a} .....x = \frac{2b}{3a}$