Enrhifo
\left(x-7\right)^{2}+5
Ehangu
x^{2}-14x+54
Graff
Rhannu
Copïo i clipfwrdd
x^{2}-14x+49+5
Defnyddio'r theorem binomaidd \left(a-b\right)^{2}=a^{2}-2ab+b^{2} i ehangu'r \left(x-7\right)^{2}.
x^{2}-14x+54
Adio 49 a 5 i gael 54.
x^{2}-14x+49+5
Defnyddio'r theorem binomaidd \left(a-b\right)^{2}=a^{2}-2ab+b^{2} i ehangu'r \left(x-7\right)^{2}.
x^{2}-14x+54
Adio 49 a 5 i gael 54.
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