4pi10^-72/2pi50 eching

$$\frac{ 4 \pi { 10 }^{ -7 } 2 }{ 2 \pi 50 }$$

Baholash

$$\frac{1}{125000000}=8 \cdot 10^{-9}$$

Yechim qadamlari

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

$$\frac{2\times 10^{-7}}{25}$$

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

$$\frac{2\times \frac{1}{10000000}}{25}$$

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

$$\frac{\frac{1}{5000000}}{25}$$

\frac{\frac{1}{5000000}}{25} ni yagona kasrga aylantiring.

$$\frac{1}{5000000\times 25}$$

125000000 hosil qilish uchun 5000000 va 25 ni ko'paytirish.

$$\frac{1}{125000000}$$

Omil

$$\frac{1}{2 ^ {6} \cdot 5 ^ {9}} = 8 \times 10^{-9}$$