k uchun yechish
k=-x\left(x-13\right)
x uchun yechish (complex solution)
x=\frac{\sqrt{169-4k}+13}{2}
x=\frac{-\sqrt{169-4k}+13}{2}
x uchun yechish
x=\frac{\sqrt{169-4k}+13}{2}
x=\frac{-\sqrt{169-4k}+13}{2}\text{, }k\leq \frac{169}{4}
Grafik
Baham ko'rish
Klipbordga nusxa olish
-13x+k=-x^{2}
Ikkala tarafdan x^{2} ni ayirish. Har qanday sonni noldan ayirsangiz, o‘zining manfiyi chiqadi.
k=-x^{2}+13x
13x ni ikki tarafga qo’shing.
Misollar
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