Baholash
\frac{34}{5}=6,8
Omil
\frac{2 \cdot 17}{5} = 6\frac{4}{5} = 6,8
Baham ko'rish
Klipbordga nusxa olish
3\left(\frac{20+3}{5}-2\right)-1
20 hosil qilish uchun 4 va 5 ni ko'paytirish.
3\left(\frac{23}{5}-2\right)-1
23 olish uchun 20 va 3'ni qo'shing.
3\left(\frac{23}{5}-\frac{10}{5}\right)-1
2 ni \frac{10}{5} kasrga o‘giring.
3\times \frac{23-10}{5}-1
\frac{23}{5} va \frac{10}{5} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.
3\times \frac{13}{5}-1
13 olish uchun 23 dan 10 ni ayirish.
\frac{3\times 13}{5}-1
3\times \frac{13}{5} ni yagona kasrga aylantiring.
\frac{39}{5}-1
39 hosil qilish uchun 3 va 13 ni ko'paytirish.
\frac{39}{5}-\frac{5}{5}
1 ni \frac{5}{5} kasrga o‘giring.
\frac{39-5}{5}
\frac{39}{5} va \frac{5}{5} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.
\frac{34}{5}
34 olish uchun 39 dan 5 ni ayirish.
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}