Whakaoti i te 4pi10^-72/2pi50

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

Aromātai

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

Ngā Upane Otinga

Me whakakore tahi te 2\times 2\pi i te taurunga me te tauraro.

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

Tātaihia te 10 mā te pū o -7, kia riro ko \frac{1}{10000000}.

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

Whakareatia te 2 ki te \frac{1}{10000000}, ka \frac{1}{5000000}.

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

Tuhia te \frac{\frac{1}{5000000}}{25} hei hautanga kotahi.

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

Whakareatia te 5000000 ki te 25, ka 125000000.

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

Tauwehe

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