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\left(4x-y\right)\left(16x^{2}+4xy+y^{2}\right)
Tuhia anō te 64x^{3}-y^{3} hei \left(4x\right)^{3}-y^{3}. Ka taea te rerekētanga o ngā pūtoru te whakatauwehe mā te whakamahi i te ture: a^{3}-b^{3}=\left(a-b\right)\left(a^{2}+ab+b^{2}\right).