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 Discussion Response Post to:
solve
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Message |
![[Post New]](/templates/default/images/icon_minipost_new.gif) 5 Apr 2008 16:02:45 IST
Accepted Answer [?]
![[Up]](/templates/default/images/icon_up.gif "[Up]")
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i think u meant cos-1x+cos-1y+cos-1z=3pi
simple
range of cos-1 is [0,pi]
so each x=y=z=-1
now d remaining is obv.
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this reply: 5 points
(with 1 
in 1 votes ) [?]
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