Enrhifo
\left(2m-3n\right)^{2}
Ehangu
4m^{2}-12mn+9n^{2}
Rhannu
Copïo i clipfwrdd
\left(2m-3n\right)^{2}
Lluosi 2m-3n a 2m-3n i gael \left(2m-3n\right)^{2}.
4m^{2}-12mn+9n^{2}
Defnyddio'r theorem binomaidd \left(a-b\right)^{2}=a^{2}-2ab+b^{2} i ehangu'r \left(2m-3n\right)^{2}.
\left(2m-3n\right)^{2}
Lluosi 2m-3n a 2m-3n i gael \left(2m-3n\right)^{2}.
4m^{2}-12mn+9n^{2}
Defnyddio'r theorem binomaidd \left(a-b\right)^{2}=a^{2}-2ab+b^{2} i ehangu'r \left(2m-3n\right)^{2}.
Enghreifftiau
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