Whakaoti mō k
k=-x\left(x-13\right)
Whakaoti mō x (complex solution)
x=\frac{\sqrt{169-4k}+13}{2}
x=\frac{-\sqrt{169-4k}+13}{2}
Whakaoti mō x
x=\frac{\sqrt{169-4k}+13}{2}
x=\frac{-\sqrt{169-4k}+13}{2}\text{, }k\leq \frac{169}{4}
Graph
Tohaina
Kua tāruatia ki te papatopenga
-13x+k=-x^{2}
Tangohia te x^{2} mai i ngā taha e rua. Ko te tau i tango i te kore ka hua ko tōna korenga.
k=-x^{2}+13x
Me tāpiri te 13x ki ngā taha e rua.
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