Whakaoti mō x
x=\frac{1-5y^{2}}{4}
Whakaoti mō y (complex solution)
y=-\frac{\sqrt{5-20x}}{5}
y=\frac{\sqrt{5-20x}}{5}
Whakaoti mō y
y=\frac{\sqrt{5-20x}}{5}
y=-\frac{\sqrt{5-20x}}{5}\text{, }x\leq \frac{1}{4}
Graph
Tohaina
Kua tāruatia ki te papatopenga
4x=1-5y^{2}
Tangohia te 5y^{2} mai i ngā taha e rua.
\frac{4x}{4}=\frac{1-5y^{2}}{4}
Whakawehea ngā taha e rua ki te 4.
x=\frac{1-5y^{2}}{4}
Mā te whakawehe ki te 4 ka wetekia te whakareanga ki te 4.
Ngā Tauira
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{ x } ^ { 2 } - 4 x - 5 = 0
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