Baholash
b\left(-23b+2c-5\right)
Kengaytirish
-23b^{2}+2bc-5b
Baham ko'rish
Klipbordga nusxa olish
-8b^{2}-10bc+16b+3b\left(-5b+4c-7\right)
-2b ga 4b+5c-8 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
-8b^{2}-10bc+16b-15b^{2}+12bc-21b
3b ga -5b+4c-7 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
-23b^{2}-10bc+16b+12bc-21b
-23b^{2} ni olish uchun -8b^{2} va -15b^{2} ni birlashtirish.
-23b^{2}+2bc+16b-21b
2bc ni olish uchun -10bc va 12bc ni birlashtirish.
-23b^{2}+2bc-5b
-5b ni olish uchun 16b va -21b ni birlashtirish.
-8b^{2}-10bc+16b+3b\left(-5b+4c-7\right)
-2b ga 4b+5c-8 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
-8b^{2}-10bc+16b-15b^{2}+12bc-21b
3b ga -5b+4c-7 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
-23b^{2}-10bc+16b+12bc-21b
-23b^{2} ni olish uchun -8b^{2} va -15b^{2} ni birlashtirish.
-23b^{2}+2bc+16b-21b
2bc ni olish uchun -10bc va 12bc ni birlashtirish.
-23b^{2}+2bc-5b
-5b ni olish uchun 16b va -21b 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}