Rekenen met wortels (reeks 5)

Maak de noemer wortelvrij

\(\frac{52}{\sqrt{19}}\)

\(\frac{52}{\sqrt{19}}=\frac{52\cdot \color{red}{\sqrt{19}} }{\sqrt{19}\cdot \color{red}{\sqrt{19}} }=\frac{52\cdot\sqrt{19}}{19}\)