2^{4}-2^3+2^2-2^1+2^0= eching

$$2 ^ { 4 } - 2 ^ { 3 } + 2 ^ { 2 } - 2 ^ { 1 } + 2 ^ { 0 } =$$

Baholash

$$11$$

Yechim qadamlari

4 daraja ko‘rsatkichini 2 ga hisoblang va 16 ni qiymatni oling.

$$16-2^{3}+2^{2}-2^{1}+2^{0}$$

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

$$16-8+2^{2}-2^{1}+2^{0}$$

8 olish uchun 16 dan 8 ni ayirish.

$$8+2^{2}-2^{1}+2^{0}$$

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

$$8+4-2^{1}+2^{0}$$

12 olish uchun 8 va 4'ni qo'shing.

$$12-2^{1}+2^{0}$$

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

$$12-2+2^{0}$$

10 olish uchun 12 dan 2 ni ayirish.

$$10+2^{0}$$

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

$$10+1$$

11 olish uchun 10 va 1'ni qo'shing.

$$11$$

Omil

$$11$$