4000 ( 20 - a ) + 2500 ( 30 + 2 a k ) ( 1000
Baholash
5000000ak-4000a+75080000
Kengaytirish
5000000ak-4000a+75080000
Baham ko'rish
Klipbordga nusxa olish
80000-4000a+2500\left(30+2ak\right)\times 1000
4000 ga 20-a ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
80000-4000a+2500000\left(30+2ak\right)
2500000 hosil qilish uchun 2500 va 1000 ni ko'paytirish.
80000-4000a+75000000+5000000ak
2500000 ga 30+2ak ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
75080000-4000a+5000000ak
75080000 olish uchun 80000 va 75000000'ni qo'shing.
80000-4000a+2500\left(30+2ak\right)\times 1000
4000 ga 20-a ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
80000-4000a+2500000\left(30+2ak\right)
2500000 hosil qilish uchun 2500 va 1000 ni ko'paytirish.
80000-4000a+75000000+5000000ak
2500000 ga 30+2ak ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
75080000-4000a+5000000ak
75080000 olish uchun 80000 va 75000000'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}