Baholash
14-3y-xy
Kengaytirish
14-3y-xy
Viktorina
Algebra
5xshash muammolar:
3 ( 6 x ^ { 2 } y + 3 x y - y ) - 2 ( 9 x ^ { 2 } y + 5 x y - 7 )
Baham ko'rish
Klipbordga nusxa olish
18x^{2}y+9xy-3y-2\left(9x^{2}y+5xy-7\right)
3 ga 6x^{2}y+3xy-y ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
18x^{2}y+9xy-3y-18x^{2}y-10xy+14
-2 ga 9x^{2}y+5xy-7 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
9xy-3y-10xy+14
0 ni olish uchun 18x^{2}y va -18x^{2}y ni birlashtirish.
-xy-3y+14
-xy ni olish uchun 9xy va -10xy ni birlashtirish.
18x^{2}y+9xy-3y-2\left(9x^{2}y+5xy-7\right)
3 ga 6x^{2}y+3xy-y ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
18x^{2}y+9xy-3y-18x^{2}y-10xy+14
-2 ga 9x^{2}y+5xy-7 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
9xy-3y-10xy+14
0 ni olish uchun 18x^{2}y va -18x^{2}y ni birlashtirish.
-xy-3y+14
-xy ni olish uchun 9xy va -10xy ni birlashtirish.
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}