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

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

Baholash

$$14$$

Yechim qadamlari

Ayni asosning daraja ko‘rsatkichlarini ko‘paytirish uchun ularning darajalarini qo‘shing. 1 va 2 ni qo‘shib, 3 ni oling.

$$-5^{3}+5^{3}+3\times 5-1$$

3 daraja ko‘rsatkichini 5 ga hisoblang va 125 ni qiymatni oling.

$$-125+5^{3}+3\times 5-1$$

3 daraja ko‘rsatkichini 5 ga hisoblang va 125 ni qiymatni oling.

$$-125+125+3\times 5-1$$

0 olish uchun -125 va 125'ni qo'shing.

$$3\times 5-1$$

15 hosil qilish uchun 3 va 5 ni ko'paytirish.

$$15-1$$

14 olish uchun 15 dan 1 ni ayirish.

$$14$$

Omil

$$2\times 7$$