Enrhifo
3\left(8n-5\right)^{2}
Ehangu
192n^{2}-240n+75
Rhannu
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3\left(8n-5\right)^{2}
Lluosi 8n-5 a 8n-5 i gael \left(8n-5\right)^{2}.
3\left(64n^{2}-80n+25\right)
Defnyddio'r theorem binomaidd \left(a-b\right)^{2}=a^{2}-2ab+b^{2} i ehangu'r \left(8n-5\right)^{2}.
192n^{2}-240n+75
Defnyddio’r briodwedd ddosbarthu i luosi 3 â 64n^{2}-80n+25.
3\left(8n-5\right)^{2}
Lluosi 8n-5 a 8n-5 i gael \left(8n-5\right)^{2}.
3\left(64n^{2}-80n+25\right)
Defnyddio'r theorem binomaidd \left(a-b\right)^{2}=a^{2}-2ab+b^{2} i ehangu'r \left(8n-5\right)^{2}.
192n^{2}-240n+75
Defnyddio’r briodwedd ddosbarthu i luosi 3 â 64n^{2}-80n+25.
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