Question

$( \frac{25}4x {}^{2} - \frac{1}9{y {}^{2} } )$
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Answer 1

Answer:

$( \frac{(5) {}^{2} }{(2) {}^{2} } (x) {}^{2} - \frac{(1) {}^{2} }{(3) {}^{2} } ) \\ = ( \frac{5}{2} x) {}^{2} - (\frac{1}{3} y) {}^{2} \\ = ( \frac{5}{2} x + \frac{1}{3} y)( \frac{5}{2} x - \frac{1}{3} y)$

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