Aromātai
\left(x^{2}-4\right)^{2}
Whakaroha
x^{4}-8x^{2}+16
Graph
Tohaina
Kua tāruatia ki te papatopenga
\left(x^{2}\right)^{2}-4x^{2}+4-4\left(x^{2}-2\right)+4
Whakamahia te ture huarua \left(a-b\right)^{2}=a^{2}-2ab+b^{2} hei whakaroha \left(x^{2}-2\right)^{2}.
x^{4}-4x^{2}+4-4\left(x^{2}-2\right)+4
Hei hiki pū ki tētahi pū anō, me whakarea ngā taupū. Me whakarea te 2 me te 2 kia riro ai te 4.
x^{4}-4x^{2}+4-4x^{2}+8+4
Whakamahia te āhuatanga tohatoha hei whakarea te -4 ki te x^{2}-2.
x^{4}-8x^{2}+4+8+4
Pahekotia te -4x^{2} me -4x^{2}, ka -8x^{2}.
x^{4}-8x^{2}+12+4
Tāpirihia te 4 ki te 8, ka 12.
x^{4}-8x^{2}+16
Tāpirihia te 12 ki te 4, ka 16.
\left(x^{2}\right)^{2}-4x^{2}+4-4\left(x^{2}-2\right)+4
Whakamahia te ture huarua \left(a-b\right)^{2}=a^{2}-2ab+b^{2} hei whakaroha \left(x^{2}-2\right)^{2}.
x^{4}-4x^{2}+4-4\left(x^{2}-2\right)+4
Hei hiki pū ki tētahi pū anō, me whakarea ngā taupū. Me whakarea te 2 me te 2 kia riro ai te 4.
x^{4}-4x^{2}+4-4x^{2}+8+4
Whakamahia te āhuatanga tohatoha hei whakarea te -4 ki te x^{2}-2.
x^{4}-8x^{2}+4+8+4
Pahekotia te -4x^{2} me -4x^{2}, ka -8x^{2}.
x^{4}-8x^{2}+12+4
Tāpirihia te 4 ki te 8, ka 12.
x^{4}-8x^{2}+16
Tāpirihia te 12 ki te 4, ka 16.
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