Ehangu
x^{2}-18x+82
Enrhifo
\left(x-9\right)^{2}+1
Graff
Rhannu
Copïo i clipfwrdd
x^{2}-18x+81+1
Defnyddio'r theorem binomaidd \left(a-b\right)^{2}=a^{2}-2ab+b^{2} i ehangu'r \left(x-9\right)^{2}.
x^{2}-18x+82
Adio 81 a 1 i gael 82.
x^{2}-18x+81+1
Defnyddio'r theorem binomaidd \left(a-b\right)^{2}=a^{2}-2ab+b^{2} i ehangu'r \left(x-9\right)^{2}.
x^{2}-18x+82
Adio 81 a 1 i gael 82.
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