The shell command
"/home/hocmai/cgi-bin/mimetex.linux" -e "/home/hocmai/moodledata/filter/tex/4c0733def5295c2bf7fac61688397614.gif" -- '\Large 4^{x - \sqrt {x^2 - 5} } - 12.2^{x - 1 - \sqrt {x^2 - 5} } + 8 = 0'
returned status = 126
Image not found!
Please try the debugging script