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[Post New]25 Mar 2008 11:50:49 IST
    Subject: a quick one
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varshavallig (800)

Blazing goIITian

Olaaa!! Perrrfect answer. 136  [196 rates]
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let a'=4i-3j+k

b'=(2+2)i+(3+4)j+(-1-3)k
=4i+7j-4k
mod b'=9
b"means unit vector of b'

projection=d=a'.b"
=a'.b'/mod b'
=(16-21-4)/9
=-1

hope this helps
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Varsha
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