Baholash
\frac{1}{7}\approx 0,142857143
Omil
\frac{1}{7} = 0,14285714285714285
Baham ko'rish
Klipbordga nusxa olish
-\frac{91+4}{7}-\left(-\frac{13\times 7+5}{7}\right)
91 hosil qilish uchun 13 va 7 ni ko'paytirish.
-\frac{95}{7}-\left(-\frac{13\times 7+5}{7}\right)
95 olish uchun 91 va 4'ni qo'shing.
-\frac{95}{7}-\left(-\frac{91+5}{7}\right)
91 hosil qilish uchun 13 va 7 ni ko'paytirish.
-\frac{95}{7}-\left(-\frac{96}{7}\right)
96 olish uchun 91 va 5'ni qo'shing.
-\frac{95}{7}+\frac{96}{7}
-\frac{96}{7} ning teskarisi \frac{96}{7} ga teng.
\frac{-95+96}{7}
-\frac{95}{7} va \frac{96}{7} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.
\frac{1}{7}
1 olish uchun -95 va 96'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}