Enrhifo
\left(9w^{2}-8\right)\left(w+1\right)^{2}
Ehangu
9w^{4}+18w^{3}+w^{2}-16w-8
Rhannu
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9w^{4}+18w^{3}+9w^{2}-8\left(w^{2}+2w+1\right)
Defnyddio’r briodwedd ddosbarthu i luosi 9w^{2} â w^{2}+2w+1.
9w^{4}+18w^{3}+9w^{2}-8w^{2}-16w-8
Defnyddio’r briodwedd ddosbarthu i luosi -8 â w^{2}+2w+1.
9w^{4}+18w^{3}+w^{2}-16w-8
Cyfuno 9w^{2} a -8w^{2} i gael w^{2}.
9w^{4}+18w^{3}+9w^{2}-8\left(w^{2}+2w+1\right)
Defnyddio’r briodwedd ddosbarthu i luosi 9w^{2} â w^{2}+2w+1.
9w^{4}+18w^{3}+9w^{2}-8w^{2}-16w-8
Defnyddio’r briodwedd ddosbarthu i luosi -8 â w^{2}+2w+1.
9w^{4}+18w^{3}+w^{2}-16w-8
Cyfuno 9w^{2} a -8w^{2} i gael w^{2}.
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