Enrhifo
\left(x+3\right)^{2}+2
Ehangu
x^{2}+6x+11
Graff
Rhannu
Copïo i clipfwrdd
x^{2}+6x+9+2
Defnyddio'r theorem binomaidd \left(a+b\right)^{2}=a^{2}+2ab+b^{2} i ehangu'r \left(x+3\right)^{2}.
x^{2}+6x+11
Adio 9 a 2 i gael 11.
x^{2}+6x+9+2
Defnyddio'r theorem binomaidd \left(a+b\right)^{2}=a^{2}+2ab+b^{2} i ehangu'r \left(x+3\right)^{2}.
x^{2}+6x+11
Adio 9 a 2 i gael 11.
Enghreifftiau
Hafaliad cwadratig
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