(4pi*10^-7)(2)/(2pi)(10) eching

$$\frac{ (4 \pi \times { 10 }^{ -7 } )(2) }{ (2 \pi )(10) }$$

Baholash

$$\frac{1}{25000000}=0,00000004$$

Yechim qadamlari

Surat va maxrajdagi ikkala 2\times 2\pi ni qisqartiring.

$$\frac{2\times 10^{-7}}{5}$$

-7 daraja ko‘rsatkichini 10 ga hisoblang va \frac{1}{10000000} ni qiymatni oling.

$$\frac{2\times \frac{1}{10000000}}{5}$$

\frac{1}{5000000} hosil qilish uchun 2 va \frac{1}{10000000} ni ko'paytirish.

$$\frac{\frac{1}{5000000}}{5}$$

\frac{\frac{1}{5000000}}{5} ni yagona kasrga aylantiring.

$$\frac{1}{5000000\times 5}$$

25000000 hosil qilish uchun 5000000 va 5 ni ko'paytirish.

$$\frac{1}{25000000}$$

Omil

$$\frac{1}{2 ^ {6} \cdot 5 ^ {8}} = 4 \times 10^{-8}$$