Baholash
-\frac{221}{158}\approx -1,398734177
Omil
-\frac{221}{158} = -1\frac{63}{158} = -1,3987341772151898
Baham ko'rish
Klipbordga nusxa olish
\frac{8}{79}-\frac{2+1}{2}
2 hosil qilish uchun 1 va 2 ni ko'paytirish.
\frac{8}{79}-\frac{3}{2}
3 olish uchun 2 va 1'ni qo'shing.
\frac{16}{158}-\frac{237}{158}
79 va 2 ning eng kichik umumiy karralisi 158 ga teng. \frac{8}{79} va \frac{3}{2} ni 158 maxraj bilan kasrlarga aylantirib oling.
\frac{16-237}{158}
\frac{16}{158} va \frac{237}{158} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.
-\frac{221}{158}
-221 olish uchun 16 dan 237 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}