Find the vectoru=(abc) such that:

(i)uis perpendicular to both the vectors (-1,-1,-2) and (9,-9,0)

(ii)u=

(iii)a0

thanks in advance for any help..

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- November 8th 2008, 06:36 PM #1

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- November 8th 2008, 08:49 PM #5

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