Ehangu
x^{2}-16x+57
Enrhifo
\left(x-8\right)^{2}-7
Graff
Rhannu
Copïo i clipfwrdd
x^{2}-16x+64-7
Defnyddio'r theorem binomaidd \left(a-b\right)^{2}=a^{2}-2ab+b^{2} i ehangu'r \left(x-8\right)^{2}.
x^{2}-16x+57
Tynnu 7 o 64 i gael 57.
x^{2}-16x+64-7
Defnyddio'r theorem binomaidd \left(a-b\right)^{2}=a^{2}-2ab+b^{2} i ehangu'r \left(x-8\right)^{2}.
x^{2}-16x+57
Tynnu 7 o 64 i gael 57.
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