3(8^-1)^5-4^2 eching

$$3 ( 8 ^ { - 1 } ) ^ { 5 } - 4 ^ { 2 }$$

Baholash

$$-\frac{524285}{32768}\approx -15,999908447$$

Yechim qadamlari

Daraja ko‘rsatkichini boshqa ko‘rsatkichga oshirish uchun, darajalarini ko‘paytiring. -1 va 5 ni ko‘paytirib, -5 ni oling.

$$3\times 8^{-5}-4^{2}$$

-5 daraja ko‘rsatkichini 8 ga hisoblang va \frac{1}{32768} ni qiymatni oling.

$$3\times \frac{1}{32768}-4^{2}$$

\frac{3}{32768} hosil qilish uchun 3 va \frac{1}{32768} ni ko'paytirish.

$$\frac{3}{32768}-4^{2}$$

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

$$\frac{3}{32768}-16$$

-\frac{524285}{32768} olish uchun \frac{3}{32768} dan 16 ni ayirish.

$$-\frac{524285}{32768}$$

Omil

$$-\frac{524285}{32768} = -15\frac{32765}{32768} = -15,999908447265625$$