5+(30-(8-1)^2)/11*2^2= eching

$$\frac { 5 + ( 30 - ( 8 - 1 ) ^ { 2 } ) } { 11 \cdot 2 ^ { 2 } } =$$

Baholash

$$-\frac{7}{22}\approx -0,318181818$$

Yechim qadamlari

7 olish uchun 8 dan 1 ni ayirish.

$$\frac{5+30-7^{2}}{11\times 2^{2}}$$

2 daraja ko‘rsatkichini 7 ga hisoblang va 49 ni qiymatni oling.

$$\frac{5+30-49}{11\times 2^{2}}$$

-19 olish uchun 30 dan 49 ni ayirish.

$$\frac{5-19}{11\times 2^{2}}$$

-14 olish uchun 5 dan 19 ni ayirish.

$$\frac{-14}{11\times 2^{2}}$$

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

$$\frac{-14}{11\times 4}$$

44 hosil qilish uchun 11 va 4 ni ko'paytirish.

$$\frac{-14}{44}$$

\frac{-14}{44} ulushini 2 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$-\frac{7}{22}$$

Omil

$$-\frac{7}{22} = -0,3181818181818182$$