Whakaoti mō x
x=-4
Graph
Tohaina
Kua tāruatia ki te papatopenga
4x^{2}+x-4-4x^{2}=-8
Tangohia te 4x^{2} mai i ngā taha e rua.
x-4=-8
Pahekotia te 4x^{2} me -4x^{2}, ka 0.
x=-8+4
Me tāpiri te 4 ki ngā taha e rua.
x=-4
Tāpirihia te -8 ki te 4, ka -4.
Ngā Tauira
whārite tapawhā
{ x } ^ { 2 } - 4 x - 5 = 0
Āhuahanga
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whārite paerangi
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Arithmetic
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Poukapa
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
whārite Simultaneous
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Whakarerekētanga
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Whakaurunga
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Ngā Tepe
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