Ehangu
81b^{2}+72b+16
Enrhifo
\left(9b+4\right)^{2}
Rhannu
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81b^{2}+72b+16
Defnyddio'r theorem binomaidd \left(p+q\right)^{2}=p^{2}+2pq+q^{2} i ehangu'r \left(9b+4\right)^{2}.
81b^{2}+72b+16
Defnyddio'r theorem binomaidd \left(p+q\right)^{2}=p^{2}+2pq+q^{2} i ehangu'r \left(9b+4\right)^{2}.
Enghreifftiau
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