Baholash
\frac{13}{5}=2,6
Omil
\frac{13}{5} = 2\frac{3}{5} = 2,6
Baham ko'rish
Klipbordga nusxa olish
1-2\left(\frac{1}{5}-\frac{5}{5}\right)
1 ni \frac{5}{5} kasrga o‘giring.
1-2\times \frac{1-5}{5}
\frac{1}{5} va \frac{5}{5} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.
1-2\left(-\frac{4}{5}\right)
-4 olish uchun 1 dan 5 ni ayirish.
1-\frac{2\left(-4\right)}{5}
2\left(-\frac{4}{5}\right) ni yagona kasrga aylantiring.
1-\frac{-8}{5}
-8 hosil qilish uchun 2 va -4 ni ko'paytirish.
1-\left(-\frac{8}{5}\right)
\frac{-8}{5} kasri manfiy belgini olib tashlash bilan -\frac{8}{5} sifatida qayta yozilishi mumkin.
1+\frac{8}{5}
-\frac{8}{5} ning teskarisi \frac{8}{5} ga teng.
\frac{5}{5}+\frac{8}{5}
1 ni \frac{5}{5} kasrga o‘giring.
\frac{5+8}{5}
\frac{5}{5} va \frac{8}{5} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.
\frac{13}{5}
13 olish uchun 5 va 8'ni qo'shing.
Misollar
Ikkilik tenglama
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometriya
4 \sin \theta \cos \theta = 2 \sin \theta
Chiziqli tenglama
y = 3x + 4
Arifmetik
699 * 533
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}