1.

Factorise (1/9x)² - 2/3x + 1

Answer»

ANSWER:

\frac{81x^2-54x+1}{81x^2}

Step-by-step EXPLANATION:

= \frac{243x^3-162x^2+3x}{243x^2}

= \frac{243x^2-162x+3}{243x^2}

= \frac{81x^2-54x+1}{81x^2}



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