2(3-1)(15-2)^2+3(5-2*15)(15-1)^2-(15-2)(15-1)^2 eching

$$2 ( 3 - 1 ) ( 15 - 2 ) ^ { 2 } + 3 ( 5 - 2 \times 15 ) ( 15 - 1 ) ^ { 2 } - ( 15 - 2 ) ( 15 - 1 ) ^ { 2 }$$

Baholash

$$-16572$$

Yechim qadamlari

2 olish uchun 3 dan 1 ni ayirish.

$$2\times 2\left(15-2\right)^{2}+3\left(5-2\times 15\right)\left(15-1\right)^{2}-\left(15-2\right)\left(15-1\right)^{2}$$

4 hosil qilish uchun 2 va 2 ni ko'paytirish.

$$4\left(15-2\right)^{2}+3\left(5-2\times 15\right)\left(15-1\right)^{2}-\left(15-2\right)\left(15-1\right)^{2}$$

13 olish uchun 15 dan 2 ni ayirish.

$$4\times 13^{2}+3\left(5-2\times 15\right)\left(15-1\right)^{2}-\left(15-2\right)\left(15-1\right)^{2}$$

2 daraja ko‘rsatkichini 13 ga hisoblang va 169 ni qiymatni oling.

$$4\times 169+3\left(5-2\times 15\right)\left(15-1\right)^{2}-\left(15-2\right)\left(15-1\right)^{2}$$

676 hosil qilish uchun 4 va 169 ni ko'paytirish.

$$676+3\left(5-2\times 15\right)\left(15-1\right)^{2}-\left(15-2\right)\left(15-1\right)^{2}$$

30 hosil qilish uchun 2 va 15 ni ko'paytirish.

$$676+3\left(5-30\right)\left(15-1\right)^{2}-\left(15-2\right)\left(15-1\right)^{2}$$

-25 olish uchun 5 dan 30 ni ayirish.

$$676+3\left(-25\right)\left(15-1\right)^{2}-\left(15-2\right)\left(15-1\right)^{2}$$

-75 hosil qilish uchun 3 va -25 ni ko'paytirish.

$$676-75\left(15-1\right)^{2}-\left(15-2\right)\left(15-1\right)^{2}$$

14 olish uchun 15 dan 1 ni ayirish.

$$676-75\times 14^{2}-\left(15-2\right)\left(15-1\right)^{2}$$

2 daraja ko‘rsatkichini 14 ga hisoblang va 196 ni qiymatni oling.

$$676-75\times 196-\left(15-2\right)\left(15-1\right)^{2}$$

-14700 hosil qilish uchun -75 va 196 ni ko'paytirish.

$$676-14700-\left(15-2\right)\left(15-1\right)^{2}$$

-14024 olish uchun 676 dan 14700 ni ayirish.

$$-14024-\left(15-2\right)\left(15-1\right)^{2}$$

13 olish uchun 15 dan 2 ni ayirish.

$$-14024-13\left(15-1\right)^{2}$$

14 olish uchun 15 dan 1 ni ayirish.

$$-14024-13\times 14^{2}$$

2 daraja ko‘rsatkichini 14 ga hisoblang va 196 ni qiymatni oling.

$$-14024-13\times 196$$

2548 hosil qilish uchun 13 va 196 ni ko'paytirish.

$$-14024-2548$$

-16572 olish uchun -14024 dan 2548 ni ayirish.

$$-16572$$

Omil

$$-16572$$