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Enrhifo
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Ehangu
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Problemau tebyg o chwiliad gwe

Rhannu

\frac{\left(-2a^{2}b\right)^{2}}{\left(3c\right)^{2}}
I godi \frac{-2a^{2}b}{3c} i bŵer, codwch y rhifiadur a'r enwadur i bŵer ac yna rhannwch nhw.
\frac{\left(-2\right)^{2}\left(a^{2}\right)^{2}b^{2}}{\left(3c\right)^{2}}
Ehangu \left(-2a^{2}b\right)^{2}.
\frac{\left(-2\right)^{2}a^{4}b^{2}}{\left(3c\right)^{2}}
I godi pŵer rhif i bŵer arall, lluoswch yr esbonyddion. Lluoswch 2 a 2 i gael 4.
\frac{4a^{4}b^{2}}{\left(3c\right)^{2}}
Cyfrifo -2 i bŵer 2 a chael 4.
\frac{4a^{4}b^{2}}{3^{2}c^{2}}
Ehangu \left(3c\right)^{2}.
\frac{4a^{4}b^{2}}{9c^{2}}
Cyfrifo 3 i bŵer 2 a chael 9.
\frac{\left(-2a^{2}b\right)^{2}}{\left(3c\right)^{2}}
I godi \frac{-2a^{2}b}{3c} i bŵer, codwch y rhifiadur a'r enwadur i bŵer ac yna rhannwch nhw.
\frac{\left(-2\right)^{2}\left(a^{2}\right)^{2}b^{2}}{\left(3c\right)^{2}}
Ehangu \left(-2a^{2}b\right)^{2}.
\frac{\left(-2\right)^{2}a^{4}b^{2}}{\left(3c\right)^{2}}
I godi pŵer rhif i bŵer arall, lluoswch yr esbonyddion. Lluoswch 2 a 2 i gael 4.
\frac{4a^{4}b^{2}}{\left(3c\right)^{2}}
Cyfrifo -2 i bŵer 2 a chael 4.
\frac{4a^{4}b^{2}}{3^{2}c^{2}}
Ehangu \left(3c\right)^{2}.
\frac{4a^{4}b^{2}}{9c^{2}}
Cyfrifo 3 i bŵer 2 a chael 9.