Enrhifo
2\left(x^{4}+16\right)
Ehangu
2x^{4}+32
Graff
Rhannu
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2\left(\left(x^{2}\right)^{2}+8x^{2}+16\right)-16x^{2}
Defnyddio'r theorem binomaidd \left(a+b\right)^{2}=a^{2}+2ab+b^{2} i ehangu'r \left(x^{2}+4\right)^{2}.
2\left(x^{4}+8x^{2}+16\right)-16x^{2}
I godi pŵer rhif i bŵer arall, lluoswch yr esbonyddion. Lluoswch 2 a 2 i gael 4.
2x^{4}+16x^{2}+32-16x^{2}
Defnyddio’r briodwedd ddosbarthu i luosi 2 â x^{4}+8x^{2}+16.
2x^{4}+32
Cyfuno 16x^{2} a -16x^{2} i gael 0.
2\left(\left(x^{2}\right)^{2}+8x^{2}+16\right)-16x^{2}
Defnyddio'r theorem binomaidd \left(a+b\right)^{2}=a^{2}+2ab+b^{2} i ehangu'r \left(x^{2}+4\right)^{2}.
2\left(x^{4}+8x^{2}+16\right)-16x^{2}
I godi pŵer rhif i bŵer arall, lluoswch yr esbonyddion. Lluoswch 2 a 2 i gael 4.
2x^{4}+16x^{2}+32-16x^{2}
Defnyddio’r briodwedd ddosbarthu i luosi 2 â x^{4}+8x^{2}+16.
2x^{4}+32
Cyfuno 16x^{2} a -16x^{2} i gael 0.
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