Baholash
\frac{113}{399}\approx 0,28320802
Omil
\frac{113}{3 \cdot 7 \cdot 19} = 0,2832080200501253
Baham ko'rish
Klipbordga nusxa olish
-\frac{210}{399}+\frac{323}{399}
19 va 21 ning eng kichik umumiy karralisi 399 ga teng. -\frac{10}{19} va \frac{17}{21} ni 399 maxraj bilan kasrlarga aylantirib oling.
\frac{-210+323}{399}
-\frac{210}{399} va \frac{323}{399} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.
\frac{113}{399}
113 olish uchun -210 va 323'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
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Differensatsiya
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Oʻngga
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Chegaralar
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}