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