dziedzina-wyrazenia-wymiernego-displaystyle-fracx-5x2-x-jest

A)

$\left(-\infty,0\right)\cup\left(0,+\infty\right)$ \left(-\infty,0\right)\cup\left(0,+\infty\right)

B)

$\left(-\infty,0\right)\cup\left(0,1\right)\cup\left(1,+\infty\right)$ \left(-\infty,0\right)\cup\left(0,1\right)\cup\left(1,+\infty\right)

C)

$\left(-\infty,1\right)\cup\left(1,+\infty\right)$ \left(-\infty,1\right)\cup\left(1,+\infty\right)

D)

$\left(-\infty,1\right)\cup\left(1,5\right)\cup\left(5,+\infty\right)$ \left(-\infty,1\right)\cup\left(1,5\right)\cup\left(5,+\infty\right)