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Tauwehe
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Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

\left(m^{2}-7\right)\left(m^{2}+3\right)
Kimihia he tauwehe o te āhua m^{k}+n, e wehea ai e m^{k} te huatahi me te pū nui rawa m^{4}, e wehea hoki e n te tauwehe pūmau -21. Ko tētahi tauwehe pērā ko m^{2}-7. Whakatauwehea te pūrau mā te whakawehe ki tēnei tauwehe. Kāore i tauwehea ēnei pūrau i te mea kāhore ō rātou pūtake whakahau: m^{2}-7,m^{2}+3.