Enrhifo
10\sqrt{62}a
Gwahaniaethu w.r.t. a
10 \sqrt{62} = 78.74007874
Rhannu
Copïo i clipfwrdd
a\times 10\sqrt{62}
Ffactora 6200=10^{2}\times 62. Ailysgrifennu ail isradd y lluoswm \sqrt{10^{2}\times 62} fel lluoswm ail israddau \sqrt{10^{2}}\sqrt{62}. Cymryd isradd 10^{2}.
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