11a+b = 3i-4j-3k
x axis = i
angle between them=cos-13/√34
so answer is (e)
13 Answers
11
1if i knew the soln, i wud not have posted the Q..........
i m giving the link, u can check urself.........
[link]http://www.hashminds.com/public/dquestions.do
1oh that hashminds!!
they send me questions daily [only bcoz i regsterd wid them :P]
and i have jus seen 5 questions ... till date...
aisa wrong q bhejta hai??
:P
achha karti ni dekhti :P
33datas are wrong... whats the problem... kabhi kabhi galti rahta hai q me...
1i see them everyday, manya times, the Qs from 11th syllabus, i get them orrect
and, i m not signed up with them, yet i get..........