Question

factorise
$x ^{2} - \frac{y ^{2} }{9}$

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Answer 1

Answer:

can u pls simplify so that I can solve

Answer 2

Answer:

${x}^{2} - \frac{ {y}^{2} }{9} \\ \\ \\ = > ( {x})^{2} - \frac{ ({y})^{2} }{ ({3})^{2} } \\ \\ = > ( {x})^{2} - ( \frac{y}{3}) {}^{2} \\ \\ \\ = >( x + \frac{y}{3} )(x - \frac{y}{3} ) \: ans...$