The shell command<br />"/l/www/moodle/filter/tex/mimetex.linux" -e "/m/floppy/avle/moodledata/filter/tex/f1b42ac69c480b1da79dfe27987f690c.gif" -- '\Large 
  f_{x}(x,y)=\frac{x}{\sqrt{x^2+y^3}},\quad
  f_{y}(x,y)=\frac{3y^2}{2\sqrt{x^2+y^3}},
  '<br />returned status = 126<br />
Image not found!<br />Please try the <a href="https://mycourses.aalto.fi/filter/tex/texdebug.php">debugging script</a>