5(3^2-2^3)-sqrt{20-2^2} eching

$$5 ( 3 ^ { 2 } - 2 ^ { 3 } ) - \sqrt { 20 - 2 ^ { 2 } }$$

Baholash

$$1$$

Yechim qadamlari

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

$$5\left(9-2^{3}\right)-\sqrt{20-2^{2}}$$

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

$$5\left(9-8\right)-\sqrt{20-2^{2}}$$

1 olish uchun 9 dan 8 ni ayirish.

$$5\times 1-\sqrt{20-2^{2}}$$

5 hosil qilish uchun 5 va 1 ni ko'paytirish.

$$5-\sqrt{20-2^{2}}$$

2 daraja ko‘rsatkichini 2 ga hisoblang va 4 ni qiymatni oling.

$$5-\sqrt{20-4}$$

16 olish uchun 20 dan 4 ni ayirish.

$$5-\sqrt{16}$$

16 ning kvadrat ildizini hisoblab, 4 natijaga ega bo‘ling.

$$5-4$$

1 olish uchun 5 dan 4 ni ayirish.

$$1$$

Omil

$$1$$