Question

1/9x^2 - 2/3x + 1 = 0.​

Answer 1

Answer:

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Answer 2

Answer:

x²/9 - 2x/3 + 1 = 0

Multiply throughout by 9

⇒ x² - 6x + 9 = 0

⇒ x² - 3x - 3x + 9 = 0

⇒ x (x - 3) - 3(x - 3) = 0

⇒ (x - 3) (x - 3) = 0

∴ x = 3 or 3