Enrhifo
24B^{2}+\frac{81a}{16}
Ffactor
\frac{3\left(128B^{2}+27a\right)}{16}
Rhannu
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\frac{81}{16}a-B^{2}+25B^{2}
Cyfrifo \frac{9}{4} i bŵer 2 a chael \frac{81}{16}.
\frac{81}{16}a+24B^{2}
Cyfuno -B^{2} a 25B^{2} i gael 24B^{2}.
\frac{81a-16B^{2}+400B^{2}}{16}
Ffactora allan \frac{1}{16}.
384B^{2}+81a
Ystyriwch 81a-16B^{2}+400B^{2}. Lluosi a chyfuno termau sydd yr un fath.
3\left(128B^{2}+27a\right)
Ystyriwch 384B^{2}+81a. Ffactora allan 3.
\frac{3\left(128B^{2}+27a\right)}{16}
Ailysgrifennwch y mynegiad cyfan wedi'i ffactorio.
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