Enrhifo
541444158\sqrt{3}\approx 937808791.117350698
Rhannu
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30080231\sqrt{972}
Cyfrifo 311 i bŵer 3 a chael 30080231.
30080231\times 18\sqrt{3}
Ffactora 972=18^{2}\times 3. Ailysgrifennu ail isradd y lluoswm \sqrt{18^{2}\times 3} fel lluoswm ail israddau \sqrt{18^{2}}\sqrt{3}. Cymryd isradd 18^{2}.
541444158\sqrt{3}
Lluosi 30080231 a 18 i gael 541444158.
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