Aromātai
\left(x+1\right)\left(2x+1\right)
Whakaroha
2x^{2}+3x+1
Graph
Tohaina
Kua tāruatia ki te papatopenga
3x^{2}-x-2-\left(x-2\right)^{2}+7
Whakamahia te āhuatanga tuaritanga hei whakarea te 3x+2 ki te x-1 ka whakakotahi i ngā kupu rite.
3x^{2}-x-2-\left(x^{2}-4x+4\right)+7
Whakamahia te ture huarua \left(a-b\right)^{2}=a^{2}-2ab+b^{2} hei whakaroha \left(x-2\right)^{2}.
3x^{2}-x-2-x^{2}+4x-4+7
Hei kimi i te tauaro o x^{2}-4x+4, kimihia te tauaro o ia taurangi.
2x^{2}-x-2+4x-4+7
Pahekotia te 3x^{2} me -x^{2}, ka 2x^{2}.
2x^{2}+3x-2-4+7
Pahekotia te -x me 4x, ka 3x.
2x^{2}+3x-6+7
Tangohia te 4 i te -2, ka -6.
2x^{2}+3x+1
Tāpirihia te -6 ki te 7, ka 1.
3x^{2}-x-2-\left(x-2\right)^{2}+7
Whakamahia te āhuatanga tuaritanga hei whakarea te 3x+2 ki te x-1 ka whakakotahi i ngā kupu rite.
3x^{2}-x-2-\left(x^{2}-4x+4\right)+7
Whakamahia te ture huarua \left(a-b\right)^{2}=a^{2}-2ab+b^{2} hei whakaroha \left(x-2\right)^{2}.
3x^{2}-x-2-x^{2}+4x-4+7
Hei kimi i te tauaro o x^{2}-4x+4, kimihia te tauaro o ia taurangi.
2x^{2}-x-2+4x-4+7
Pahekotia te 3x^{2} me -x^{2}, ka 2x^{2}.
2x^{2}+3x-2-4+7
Pahekotia te -x me 4x, ka 3x.
2x^{2}+3x-6+7
Tangohia te 4 i te -2, ka -6.
2x^{2}+3x+1
Tāpirihia te -6 ki te 7, ka 1.
Ngā Tauira
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whārite Simultaneous
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Whakarerekētanga
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Whakaurunga
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Ngā Tepe
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