Enrhifo
4\left(x+2y\right)^{2}
Ehangu
4x^{2}+16xy+16y^{2}
Rhannu
Copïo i clipfwrdd
4x^{2}+16xy+16y^{2}
Defnyddio'r theorem binomaidd \left(a+b\right)^{2}=a^{2}+2ab+b^{2} i ehangu'r \left(2x+4y\right)^{2}.
4x^{2}+16xy+16y^{2}
Defnyddio'r theorem binomaidd \left(a+b\right)^{2}=a^{2}+2ab+b^{2} i ehangu'r \left(2x+4y\right)^{2}.
Enghreifftiau
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