Baholash
1
Omil
1
Viktorina
Arithmetic
5xshash muammolar:
[ ( + 3 ) - ( + 5 ) + ( + 4 ) ] : [ ( + 15 ) : ( - 3 ) - ( - 7 ) ] =
Baham ko'rish
Klipbordga nusxa olish
\frac{-2+4}{\frac{15}{-3}-\left(-7\right)}
-2 olish uchun 3 dan 5 ni ayirish.
\frac{2}{\frac{15}{-3}-\left(-7\right)}
2 olish uchun -2 va 4'ni qo'shing.
\frac{2}{-5-\left(-7\right)}
-5 ni olish uchun 15 ni -3 ga bo‘ling.
\frac{2}{-5+7}
-7 ning teskarisi 7 ga teng.
\frac{2}{2}
2 olish uchun -5 va 7'ni qo'shing.
1
1 ni olish uchun 2 ni 2 ga bo‘ling.
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}