(10*2+3)(3*2-7)-(3*2-7)^2 eching

$$( 10 \times 2 + 3 ) ( 3 \times 2 - 7 ) - ( 3 \times 2 - 7 ) ^ { 2 }$$

Baholash

$$-24$$

Yechim qadamlari

20 hosil qilish uchun 10 va 2 ni ko'paytirish.

$$\left(20+3\right)\left(3\times 2-7\right)-\left(3\times 2-7\right)^{2}$$

23 olish uchun 20 va 3'ni qo'shing.

$$23\left(3\times 2-7\right)-\left(3\times 2-7\right)^{2}$$

6 hosil qilish uchun 3 va 2 ni ko'paytirish.

$$23\left(6-7\right)-\left(3\times 2-7\right)^{2}$$

-1 olish uchun 6 dan 7 ni ayirish.

$$23\left(-1\right)-\left(3\times 2-7\right)^{2}$$

-23 hosil qilish uchun 23 va -1 ni ko'paytirish.

$$-23-\left(3\times 2-7\right)^{2}$$

6 hosil qilish uchun 3 va 2 ni ko'paytirish.

$$-23-\left(6-7\right)^{2}$$

-1 olish uchun 6 dan 7 ni ayirish.

$$-23-\left(-1\right)^{2}$$

2 daraja ko‘rsatkichini -1 ga hisoblang va 1 ni qiymatni oling.

$$-23-1$$

-24 olish uchun -23 dan 1 ni ayirish.

$$-24$$

Omil

$$-24$$