Enrhifo
\left(b+3\right)^{3}
Ehangu
b^{3}+9b^{2}+27b+27
Rhannu
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27+27b+9b^{2}+b^{3}
Defnyddio'r theorem binomaidd \left(p+q\right)^{3}=p^{3}+3p^{2}q+3pq^{2}+q^{3} i ehangu'r \left(3+b\right)^{3}.
27+27b+9b^{2}+b^{3}
Defnyddio'r theorem binomaidd \left(p+q\right)^{3}=p^{3}+3p^{2}q+3pq^{2}+q^{3} i ehangu'r \left(3+b\right)^{3}.
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