Question 27: Factorize the polynomial \(\begin{aligned} &27 a^{9}-125 b^{6} \end{aligned}\)
\(\begin{aligned} &27 a^{9}-125 b^{6} \\ &=\left(3 a^{3}\right)^{3}-\left(5 b^{2} \right)^{3}=\left(3 a^{3}-5 b^{2}\right)\left(9 a^{6}+15 a^{3} b^{2}+25 b^{4}\right) \end{aligned}\)
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