Datrys 8sqrt{10}:sqrt{2}

$$8 \sqrt { 10 } : \sqrt { 2 }$$

Enrhifo

$$8\sqrt{5}\approx 17.88854382$$

Camau Ateb

Mae'n rhesymoli enwadur \frac{8\sqrt{10}}{\sqrt{2}} drwy luosi'r rhifiadur a'r enwadur â \sqrt{2}.

$$\frac{8\sqrt{10}\sqrt{2}}{\left(\sqrt{2}\right)^{2}}$$

Sgwâr \sqrt{2} yw 2.

$$\frac{8\sqrt{10}\sqrt{2}}{2}$$

Ffactora 10=2\times 5. Ailysgrifennu ail isradd y lluoswm \sqrt{2\times 5} fel lluoswm ail israddau \sqrt{2}\sqrt{5}.

$$\frac{8\sqrt{2}\sqrt{5}\sqrt{2}}{2}$$

Lluosi \sqrt{2} a \sqrt{2} i gael 2.

$$\frac{8\times 2\sqrt{5}}{2}$$

Canslo 2 a 2.

$$8\sqrt{5}$$