(5+9)(b+8)(b+7)*(b+6)(5+5)+2 eching

$$( 5 + 9 ) ( b + 8 ) ( b + 7 ) \cdot ( b + 6 ) ( 5 + 5 ) + 2$$

Baholash

$$2\left(70\left(b+6\right)\left(b+7\right)\left(b+8\right)+1\right)$$

Yechim qadamlari

14 olish uchun 5 va 9'ni qo'shing.

$$14\left(b+8\right)\left(b+7\right)\left(b+6\right)\left(5+5\right)+2$$

10 olish uchun 5 va 5'ni qo'shing.

$$14\left(b+8\right)\left(b+7\right)\left(b+6\right)\times 10+2$$

140 hosil qilish uchun 14 va 10 ni ko'paytirish.

$$140\left(b+8\right)\left(b+7\right)\left(b+6\right)+2$$

140 ga b+8 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.

$$\left(140b+1120\right)\left(b+7\right)\left(b+6\right)+2$$

140b+1120 ifodaning har bir elementini b+7 ifodaning har bir elementiga ko‘paytirish orqali taqsimot qonuni xususiyatlarini qo‘llash mumkin.

$$\left(140b^{2}+980b+1120b+7840\right)\left(b+6\right)+2$$

2100b ni olish uchun 980b va 1120b ni birlashtirish.

$$\left(140b^{2}+2100b+7840\right)\left(b+6\right)+2$$

140b^{2}+2100b+7840 ifodaning har bir elementini b+6 ifodaning har bir elementiga ko‘paytirish orqali taqsimot qonuni xususiyatlarini qo‘llash mumkin.

$$140b^{3}+840b^{2}+2100b^{2}+12600b+7840b+47040+2$$

2940b^{2} ni olish uchun 840b^{2} va 2100b^{2} ni birlashtirish.

$$140b^{3}+2940b^{2}+12600b+7840b+47040+2$$

20440b ni olish uchun 12600b va 7840b ni birlashtirish.

$$140b^{3}+2940b^{2}+20440b+47040+2$$

47042 olish uchun 47040 va 2'ni qo'shing.

$$140b^{3}+2940b^{2}+20440b+47042$$

Kengaytirish

$$140b^{3}+2940b^{2}+20440b+47042$$

Yechim qadamlari

14 olish uchun 5 va 9'ni qo'shing.

$$14\left(b+8\right)\left(b+7\right)\left(b+6\right)\left(5+5\right)+2$$

10 olish uchun 5 va 5'ni qo'shing.

$$14\left(b+8\right)\left(b+7\right)\left(b+6\right)\times 10+2$$

140 hosil qilish uchun 14 va 10 ni ko'paytirish.

$$140\left(b+8\right)\left(b+7\right)\left(b+6\right)+2$$

140 ga b+8 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.

$$\left(140b+1120\right)\left(b+7\right)\left(b+6\right)+2$$

140b+1120 ifodaning har bir elementini b+7 ifodaning har bir elementiga ko‘paytirish orqali taqsimot qonuni xususiyatlarini qo‘llash mumkin.

$$\left(140b^{2}+980b+1120b+7840\right)\left(b+6\right)+2$$

2100b ni olish uchun 980b va 1120b ni birlashtirish.

$$\left(140b^{2}+2100b+7840\right)\left(b+6\right)+2$$

140b^{2}+2100b+7840 ifodaning har bir elementini b+6 ifodaning har bir elementiga ko‘paytirish orqali taqsimot qonuni xususiyatlarini qo‘llash mumkin.

$$140b^{3}+840b^{2}+2100b^{2}+12600b+7840b+47040+2$$

2940b^{2} ni olish uchun 840b^{2} va 2100b^{2} ni birlashtirish.

$$140b^{3}+2940b^{2}+12600b+7840b+47040+2$$

20440b ni olish uchun 12600b va 7840b ni birlashtirish.

$$140b^{3}+2940b^{2}+20440b+47040+2$$

47042 olish uchun 47040 va 2'ni qo'shing.

$$140b^{3}+2940b^{2}+20440b+47042$$