(-1)^2019-(pi-314)^0+(1/2)^-2 eching

$$( - 1 ) ^ { 2019 } - ( \pi - 314 ) ^ { 0 } + ( \frac { 1 } { 2 } ) ^ { - 2 }$$

Baholash

$$2$$

Yechim qadamlari

2019 daraja ko‘rsatkichini -1 ga hisoblang va -1 ni qiymatni oling.

$$-1-\left(\pi -314\right)^{0}+\left(\frac{1}{2}\right)^{-2}$$

0 daraja ko‘rsatkichini \pi -314 ga hisoblang va 1 ni qiymatni oling.

$$-1-1+\left(\frac{1}{2}\right)^{-2}$$

-2 olish uchun -1 dan 1 ni ayirish.

$$-2+\left(\frac{1}{2}\right)^{-2}$$

-2 daraja ko‘rsatkichini \frac{1}{2} ga hisoblang va 4 ni qiymatni oling.

$$-2+4$$

2 olish uchun -2 va 4'ni qo'shing.

$$2$$

Omil

$$2$$