Project ID:
5000000035
Accepted:
Template:
Question:
W każdym wierszu tabeli wybierz wszystkie funkcje, których maksymalna możliwa dziedzina jest równa podanemu zbioru.
Question Row 1:
$\mathbb{R}$
Answer Row 1:
*$-2$, *$\frac{x+2}{|x|+2}$, *$\sqrt{x^2}$, $\frac{x^2}{x}$
Question Row 2:
$\mathbb{R}\setminus\{0\}$
Answer Row 2:
*$\frac{x^2-x}x$, $\sqrt{|x|}$, $\frac02$, $\frac{x+2}{x^2+2}$
Question Row 3:
$\mathbb{R}\setminus\{-2\}$
Answer Row 3:
*$\frac{x^2-4}{2x+4}$, *$\frac{-2}{|x+2|}$, $\sqrt{x-2}$, $\frac x{x^2+2}$
Question Row 4:
$\mathbb{R}\setminus\{-2;2\}$
Answer Row 4:
*$\frac1{|x|-2}$, *$\frac{x-2}{x^2-4}$, $\frac{x-2}{x+2}$, $\sqrt{4-x^2}$
Question Row 5:
$(-2;\infty)$
Answer Row 5:
*$\frac{\sqrt{x+2}}{x+2}$, *$\frac1{\sqrt{x+2}}$, $\frac1{x^2-4}$, $\sqrt{x+2}$
Question Row 6:
$(-\infty;-2\rangle\cup\langle2;\infty)$
Answer Row 6:
*$\sqrt{x^2-4}$, $\frac1{\sqrt{x^2-4}}$, $|x|-2$, $\sqrt{|x-2|}$
Tex:
% tiket 32702
\MsrTabulka[3pt]{0.20\linewidth}{0.75\linewidth}
\pocetsloupcu{4}
\viceOdpovedi