Aromātai
3\left(c+h\right)^{2}-5c-5h+7
Whakaroha
3c^{2}+6ch-5c+3h^{2}-5h+7
Tohaina
Kua tāruatia ki te papatopenga
3\left(c^{2}+2ch+h^{2}\right)-5\left(c+h\right)+7
Whakamahia te ture huarua \left(a+b\right)^{2}=a^{2}+2ab+b^{2} hei whakaroha \left(c+h\right)^{2}.
3c^{2}+6ch+3h^{2}-5\left(c+h\right)+7
Whakamahia te āhuatanga tohatoha hei whakarea te 3 ki te c^{2}+2ch+h^{2}.
3c^{2}+6ch+3h^{2}-5c-5h+7
Whakamahia te āhuatanga tohatoha hei whakarea te -5 ki te c+h.
3\left(c^{2}+2ch+h^{2}\right)-5\left(c+h\right)+7
Whakamahia te ture huarua \left(a+b\right)^{2}=a^{2}+2ab+b^{2} hei whakaroha \left(c+h\right)^{2}.
3c^{2}+6ch+3h^{2}-5\left(c+h\right)+7
Whakamahia te āhuatanga tohatoha hei whakarea te 3 ki te c^{2}+2ch+h^{2}.
3c^{2}+6ch+3h^{2}-5c-5h+7
Whakamahia te āhuatanga tohatoha hei whakarea te -5 ki te c+h.
Ngā Tauira
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whārite Simultaneous
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Whakarerekētanga
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