Ehangu
x^{2}+2x+3
Enrhifo
\left(x+1\right)^{2}+2
Graff
Rhannu
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x^{2}+2x+1+2
Defnyddio'r theorem binomaidd \left(a+b\right)^{2}=a^{2}+2ab+b^{2} i ehangu'r \left(x+1\right)^{2}.
x^{2}+2x+3
Adio 1 a 2 i gael 3.
x^{2}+2x+1+2
Defnyddio'r theorem binomaidd \left(a+b\right)^{2}=a^{2}+2ab+b^{2} i ehangu'r \left(x+1\right)^{2}.
x^{2}+2x+3
Adio 1 a 2 i gael 3.
Enghreifftiau
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