Question

factorize the following: 9p³-pq²​

Answer 1

$= 9 {p}^{3} - p {q}^{2} \\ = p(9 {p}^{2} - {q}^{2} ) \\ = (p)( {(3p)}^{2} - ( {q)}^{2} ) \\ = (p)(3p + q)(3p - q)$

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