a uchun yechish
a=2+5x-x^{2}
x uchun yechish (complex solution)
x=\frac{\sqrt{33-4a}+5}{2}
x=\frac{-\sqrt{33-4a}+5}{2}
x uchun yechish
x=\frac{\sqrt{33-4a}+5}{2}
x=\frac{-\sqrt{33-4a}+5}{2}\text{, }a\leq \frac{33}{4}
Grafik
Viktorina
Algebra
x ^ { 2 } - 5 x + a - 2 = 0
Baham ko'rish
Klipbordga nusxa olish
-5x+a-2=-x^{2}
Ikkala tarafdan x^{2} ni ayirish. Har qanday sonni noldan ayirsangiz, o‘zining manfiyi chiqadi.
a-2=-x^{2}+5x
5x ni ikki tarafga qo’shing.
a=-x^{2}+5x+2
2 ni ikki tarafga qo’shing.
Misollar
Ikkilik tenglama
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Chiziqli tenglama
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Arifmetik
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Matritsa
\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]
Simli tenglama
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differensatsiya
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Oʻngga
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Chegaralar
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}