Enrhifo
\left(a+b\right)\left(a+b-3\right)
Ehangu
a^{2}+2ab-3a+b^{2}-3b
Rhannu
Copïo i clipfwrdd
a^{2}+2ab+b^{2}-3a-3b
Defnyddio'r theorem binomaidd \left(p+q\right)^{2}=p^{2}+2pq+q^{2} i ehangu'r \left(a+b\right)^{2}.
a^{2}+2ab+b^{2}-3a-3b
Defnyddio'r theorem binomaidd \left(p+q\right)^{2}=p^{2}+2pq+q^{2} i ehangu'r \left(a+b\right)^{2}.
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