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Whakaroha
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Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

\left(-x\right)^{2}-2\left(-x\right)y+y^{2}
Whakamahia te ture huarua \left(a-b\right)^{2}=a^{2}-2ab+b^{2} hei whakaroha \left(-x-y\right)^{2}.
x^{2}-2\left(-x\right)y+y^{2}
Tātaihia te -x mā te pū o 2, kia riro ko x^{2}.
x^{2}+2xy+y^{2}
Whakareatia te -2 ki te -1, ka 2.
\left(-x\right)^{2}-2\left(-x\right)y+y^{2}
Whakamahia te ture huarua \left(a-b\right)^{2}=a^{2}-2ab+b^{2} hei whakaroha \left(-x-y\right)^{2}.
x^{2}-2\left(-x\right)y+y^{2}
Tātaihia te -x mā te pū o 2, kia riro ko x^{2}.
x^{2}+2xy+y^{2}
Whakareatia te -2 ki te -1, ka 2.