Question 25: Factorize the polynomial \(\begin{aligned} & x^{9}-64 x^{3} \end{aligned}\)
\(\begin{aligned} & x^{9}-64 x^{3} \\ &=\left(x^{3}\right)^{3}-(4 x)^{3} \\ &=\left(x^{3}-4 x\right)\left(x^{6}+4 x^{4}+16 x^{2}\right) \end{aligned}\)
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