Enrhifo
9\sqrt{218}\approx 132.883407542
Rhannu
Copïo i clipfwrdd
\sqrt{17658}
Lluosi 981 a 18 i gael 17658.
9\sqrt{218}
Ffactora 17658=9^{2}\times 218. Ailysgrifennu ail isradd y lluoswm \sqrt{9^{2}\times 218} fel lluoswm ail israddau \sqrt{9^{2}}\sqrt{218}. Cymryd isradd 9^{2}.
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