Datrys sqrt{6369*10^-7}

$$\sqrt { 6369 \times 10 ^ { - 7 } }$$

Enrhifo

$$\frac{\sqrt{63690}}{10000}\approx 0.025236878$$

Camau Ateb

Cyfrifo 10 i bŵer -7 a chael \frac{1}{10000000}.

$$\sqrt{6369\times \frac{1}{10000000}}$$

Lluosi 6369 a \frac{1}{10000000} i gael \frac{6369}{10000000}.

$$\sqrt{\frac{6369}{10000000}}$$

Ailysgrifennu ail isradd y rhaniad \sqrt{\frac{6369}{10000000}} fel rhaniad ail israddau \frac{\sqrt{6369}}{\sqrt{10000000}}.

$$\frac{\sqrt{6369}}{\sqrt{10000000}}$$

Ffactora 10000000=1000^{2}\times 10. Ailysgrifennu ail isradd y lluoswm \sqrt{1000^{2}\times 10} fel lluoswm ail israddau \sqrt{1000^{2}}\sqrt{10}. Cymryd isradd 1000^{2}.

$$\frac{\sqrt{6369}}{1000\sqrt{10}}$$

Mae'n rhesymoli enwadur \frac{\sqrt{6369}}{1000\sqrt{10}} drwy luosi'r rhifiadur a'r enwadur â \sqrt{10}.

$$\frac{\sqrt{6369}\sqrt{10}}{1000\left(\sqrt{10}\right)^{2}}$$

Sgwâr \sqrt{10} yw 10.

$$\frac{\sqrt{6369}\sqrt{10}}{1000\times 10}$$

I luosi \sqrt{6369} a \sqrt{10}, dylid lluosi'r rhifau dan yr ail isradd.

$$\frac{\sqrt{63690}}{1000\times 10}$$

Lluosi 1000 a 10 i gael 10000.

$$\frac{\sqrt{63690}}{10000}$$