Rieš v \( \R \) rovnicu:
\( \large\frac{{x^2-3x+2}}{{x^2+1}}=0 \)
\( \normalsize K=\left\{{1;3}\right\} \)
\( \normalsize K=\left\{{0;2}\right\} \)
\( \normalsize K=\left\{{-1;2}\right\} \)
\( \normalsize K=\left\{{1;2}\right\} \)