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Whakaroha
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Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

49-\left(x^{2}+16x+64\right)
Whakamahia te ture huarua \left(a+b\right)^{2}=a^{2}+2ab+b^{2} hei whakaroha \left(x+8\right)^{2}.
49-x^{2}-16x-64
Hei kimi i te tauaro o x^{2}+16x+64, kimihia te tauaro o ia taurangi.
-15-x^{2}-16x
Tangohia te 64 i te 49, ka -15.
49-\left(x^{2}+16x+64\right)
Whakamahia te ture huarua \left(a+b\right)^{2}=a^{2}+2ab+b^{2} hei whakaroha \left(x+8\right)^{2}.
49-x^{2}-16x-64
Hei kimi i te tauaro o x^{2}+16x+64, kimihia te tauaro o ia taurangi.
-15-x^{2}-16x
Tangohia te 64 i te 49, ka -15.