Enrhifo
\frac{3\sqrt{194}}{2}\approx 20.892582416
Rhannu
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\frac{\sqrt{873}}{\sqrt{2}}
Ailysgrifennu ail isradd y rhaniad \sqrt{\frac{873}{2}} fel rhaniad ail israddau \frac{\sqrt{873}}{\sqrt{2}}.
\frac{3\sqrt{97}}{\sqrt{2}}
Ffactora 873=3^{2}\times 97. Ailysgrifennu ail isradd y lluoswm \sqrt{3^{2}\times 97} fel lluoswm ail israddau \sqrt{3^{2}}\sqrt{97}. Cymryd isradd 3^{2}.
\frac{3\sqrt{97}\sqrt{2}}{\left(\sqrt{2}\right)^{2}}
Mae'n rhesymoli enwadur \frac{3\sqrt{97}}{\sqrt{2}} drwy luosi'r rhifiadur a'r enwadur â \sqrt{2}.
\frac{3\sqrt{97}\sqrt{2}}{2}
Sgwâr \sqrt{2} yw 2.
\frac{3\sqrt{194}}{2}
I luosi \sqrt{97} a \sqrt{2}, dylid lluosi'r rhifau dan yr ail isradd.
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