The shell command<br />"/l/www/moodle/filter/tex/mimetex.linux" -e "/m/floppy/avle/moodledata/filter/tex/fc75e41b93a53bce06a1f9529bb26d96.gif" -- '\Large  \left\{ \begin{array}{rcl} n\beta_0 + \beta_1\sum x_i +\beta_2 \sum x_i^2 &=& \sum y_i,\\ \beta_0\sum x_i+\beta_1 \sum x_i^2+\beta_2 \sum x_i^3 &=& \sum x_iy_i\\ \beta_0\sum x_i^2+\beta_1 \sum x_i^3+\beta_2 \sum x_i^4 &=& \sum x_i^2y_i. \end{array}\right. '<br />returned status = 126<br />
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