kde extended desktop not working?

here's what lspci tells me about my on-board graphics card and the xrandr (primitive command line interface to RandR extension) i executed to get my extended desktop on:

$ lspci | grep VGA
00:02.0 VGA compatible controller: Intel Corporation Mobile GM965/GL960 Integrated Graphics Controller (rev 0c)

$ xrandr --output LVDS1 --auto --rotate normal --output VGA1 --auto --rotate left --left-of LVDS1

after endless attempts to get this working from the Display Settings (and then realizing that these options don't exist in there) Rajat helped me get this working.

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