2^{3}*(3^{2}-3^1)-4*[(2^3+3^2)*2-3^3] eching

$$2 ^ { 3 } \times ( 3 ^ { 2 } - 3 ^ { 1 } ) - 4 \times [ ( 2 ^ { 3 } + 3 ^ { 2 } ) \times 2 - 3 ^ { 3 } ]$$

Baholash

$$20$$

Yechim qadamlari

3 daraja ko‘rsatkichini 2 ga hisoblang va 8 ni qiymatni oling.

$$8\left(3^{2}-3^{1}\right)-4\left(\left(2^{3}+3^{2}\right)\times 2-3^{3}\right)$$

2 daraja ko‘rsatkichini 3 ga hisoblang va 9 ni qiymatni oling.

$$8\left(9-3^{1}\right)-4\left(\left(2^{3}+3^{2}\right)\times 2-3^{3}\right)$$

1 daraja ko‘rsatkichini 3 ga hisoblang va 3 ni qiymatni oling.

$$8\left(9-3\right)-4\left(\left(2^{3}+3^{2}\right)\times 2-3^{3}\right)$$

6 olish uchun 9 dan 3 ni ayirish.

$$8\times 6-4\left(\left(2^{3}+3^{2}\right)\times 2-3^{3}\right)$$

48 hosil qilish uchun 8 va 6 ni ko'paytirish.

$$48-4\left(\left(2^{3}+3^{2}\right)\times 2-3^{3}\right)$$

3 daraja ko‘rsatkichini 2 ga hisoblang va 8 ni qiymatni oling.

$$48-4\left(\left(8+3^{2}\right)\times 2-3^{3}\right)$$

2 daraja ko‘rsatkichini 3 ga hisoblang va 9 ni qiymatni oling.

$$48-4\left(\left(8+9\right)\times 2-3^{3}\right)$$

17 olish uchun 8 va 9'ni qo'shing.

$$48-4\left(17\times 2-3^{3}\right)$$

34 hosil qilish uchun 17 va 2 ni ko'paytirish.

$$48-4\left(34-3^{3}\right)$$

3 daraja ko‘rsatkichini 3 ga hisoblang va 27 ni qiymatni oling.

$$48-4\left(34-27\right)$$

7 olish uchun 34 dan 27 ni ayirish.

$$48-4\times 7$$

28 hosil qilish uchun 4 va 7 ni ko'paytirish.

$$48-28$$

20 olish uchun 48 dan 28 ni ayirish.

$$20$$

Omil

$$2^{2}\times 5$$