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Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

\left(v-4u\right)\left(v+4u\right)
Tuhia anō te v^{2}-16u^{2} hei v^{2}-\left(4u\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(-4u+v\right)\left(4u+v\right)
Whakaraupapatia anō ngā kīanga tau.