4+3ab+4a+8b^2-2a(3b+4) eching

$$4+3ab+4a+8b^2-2a(3b+4)$$

Baholash

$$4+8b^{2}-4a-3ab$$

Yechim qadamlari

-2 hosil qilish uchun -1 va 2 ni ko'paytirish.

$$4+3ab+4a+8b^{2}-2a\left(3b+4\right)$$

-2a ga 3b+4 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.

$$4+3ab+4a+8b^{2}-6ab-8a$$

-3ab ni olish uchun 3ab va -6ab ni birlashtirish.

$$4-3ab+4a+8b^{2}-8a$$

-4a ni olish uchun 4a va -8a ni birlashtirish.

$$4-3ab-4a+8b^{2}$$

Kengaytirish

$$4+8b^{2}-4a-3ab$$

Yechim qadamlari

-2 hosil qilish uchun -1 va 2 ni ko'paytirish.

$$4+3ab+4a+8b^{2}-2a\left(3b+4\right)$$

-2a ga 3b+4 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.

$$4+3ab+4a+8b^{2}-6ab-8a$$

-3ab ni olish uchun 3ab va -6ab ni birlashtirish.

$$4-3ab+4a+8b^{2}-8a$$

-4a ni olish uchun 4a va -8a ni birlashtirish.

$$4-3ab-4a+8b^{2}$$