Baholash
\frac{93}{140}\approx 0,664285714
Omil
\frac{3 \cdot 31}{2 ^ {2} \cdot 5 \cdot 7} = 0,6642857142857143
Baham ko'rish
Klipbordga nusxa olish
\frac{100}{140}-\frac{7}{140}
7 va 20 ning eng kichik umumiy karralisi 140 ga teng. \frac{5}{7} va \frac{1}{20} ni 140 maxraj bilan kasrlarga aylantirib oling.
\frac{100-7}{140}
\frac{100}{140} va \frac{7}{140} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.
\frac{93}{140}
93 olish uchun 100 dan 7 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}