Enrhifo
8\left(3\sqrt{3}+386\right)\approx 3129.569219382
Rhannu
Copïo i clipfwrdd
8\left(405+3\sqrt{3}+1-20\right)
Ffactora 27=3^{2}\times 3. Ailysgrifennu ail isradd y lluoswm \sqrt{3^{2}\times 3} fel lluoswm ail israddau \sqrt{3^{2}}\sqrt{3}. Cymryd isradd 3^{2}.
8\left(406+3\sqrt{3}-20\right)
Adio 405 a 1 i gael 406.
8\left(386+3\sqrt{3}\right)
Tynnu 20 o 406 i gael 386.
3088+24\sqrt{3}
Defnyddio’r briodwedd ddosbarthu i luosi 8 â 386+3\sqrt{3}.
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