Ehangu
16x^{4}+56x^{2}+49
Enrhifo
\left(4x^{2}+7\right)^{2}
Graff
Rhannu
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16\left(x^{2}\right)^{2}+56x^{2}+49
Defnyddio'r theorem binomaidd \left(a+b\right)^{2}=a^{2}+2ab+b^{2} i ehangu'r \left(4x^{2}+7\right)^{2}.
16x^{4}+56x^{2}+49
I godi pŵer rhif i bŵer arall, lluoswch yr esbonyddion. Lluoswch 2 a 2 i gael 4.
16\left(x^{2}\right)^{2}+56x^{2}+49
Defnyddio'r theorem binomaidd \left(a+b\right)^{2}=a^{2}+2ab+b^{2} i ehangu'r \left(4x^{2}+7\right)^{2}.
16x^{4}+56x^{2}+49
I godi pŵer rhif i bŵer arall, lluoswch yr esbonyddion. Lluoswch 2 a 2 i gael 4.
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