Enrhifo
15\sqrt{114310}\approx 5071.464285589
Rhannu
Copïo i clipfwrdd
\sqrt{75\times 70\left(75-4\right)\left(75-6\right)}
Tynnu 5 o 75 i gael 70.
\sqrt{5250\left(75-4\right)\left(75-6\right)}
Lluosi 75 a 70 i gael 5250.
\sqrt{5250\times 71\left(75-6\right)}
Tynnu 4 o 75 i gael 71.
\sqrt{372750\left(75-6\right)}
Lluosi 5250 a 71 i gael 372750.
\sqrt{372750\times 69}
Tynnu 6 o 75 i gael 69.
\sqrt{25719750}
Lluosi 372750 a 69 i gael 25719750.
15\sqrt{114310}
Ffactora 25719750=15^{2}\times 114310. Ailysgrifennu ail isradd y lluoswm \sqrt{15^{2}\times 114310} fel lluoswm ail israddau \sqrt{15^{2}}\sqrt{114310}. Cymryd isradd 15^{2}.
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