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\frac{3\left(1-5184x^{4}\right)}{64}
Tauwehea te \frac{3}{64}.
\left(1-72x^{2}\right)\left(1+72x^{2}\right)
Whakaarohia te 1-5184x^{4}. Tuhia anō te 1-5184x^{4} hei 1^{2}-\left(72x^{2}\right)^{2}. Ka taea te rerekētanga o ngā pūrua te whakatauwehe mā te ture: a^{2}-b^{2}=\left(a-b\right)\left(a+b\right).
\left(-72x^{2}+1\right)\left(72x^{2}+1\right)
Whakaraupapatia anō ngā kīanga tau.
\frac{3\left(-72x^{2}+1\right)\left(72x^{2}+1\right)}{64}
Me tuhi anō te kīanga whakatauwehe katoa. Kāore i tauwehea ēnei pūrau i te mea kāhore ō rātou pūtake whakahau: -72x^{2}+1,72x^{2}+1.