Ehangu
-\left(x^{3}+6x^{2}+12x+8\right)
Enrhifo
-\left(x+2\right)^{3}
Graff
Rhannu
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-\left(x^{3}+6x^{2}+12x+8\right)
Defnyddio'r theorem binomaidd \left(a+b\right)^{3}=a^{3}+3a^{2}b+3ab^{2}+b^{3} i ehangu'r \left(x+2\right)^{3}.
-x^{3}-6x^{2}-12x-8
I ddod o hyd i wrthwyneb x^{3}+6x^{2}+12x+8, dewch o hyd i wrthwyneb pob term.
-\left(x^{3}+6x^{2}+12x+8\right)
Defnyddio'r theorem binomaidd \left(a+b\right)^{3}=a^{3}+3a^{2}b+3ab^{2}+b^{3} i ehangu'r \left(x+2\right)^{3}.
-x^{3}-6x^{2}-12x-8
I ddod o hyd i wrthwyneb x^{3}+6x^{2}+12x+8, dewch o hyd i wrthwyneb pob term.
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