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Tohaina

3\left(ab^{3}-a^{3}b\right)
Tauwehea te 3.
ab\left(b^{2}-a^{2}\right)
Whakaarohia te ab^{3}-a^{3}b. Tauwehea te ab.
\left(b-a\right)\left(b+a\right)
Whakaarohia te b^{2}-a^{2}. Ka taea te rerekētanga o ngā pūrua te whakatauwehe mā te ture: p^{2}-q^{2}=\left(p-q\right)\left(p+q\right).
\left(-a+b\right)\left(a+b\right)
Whakaraupapatia anō ngā kīanga tau.
3ab\left(-a+b\right)\left(a+b\right)
Me tuhi anō te kīanga whakatauwehe katoa.