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The-vectors-a-b-c-are-equal-in-length-and-taken-pairwise-they-make-equal-angles-If-a-i-j-b-j-k-and-c-makes-an-obtuse-angle-with-X-axis-then-c-




Question Number 61948 by subhankar10 last updated on 12/Jun/19
The vectors a, b, c are equal in length  and taken pairwise, they make equal  angles. If  a=i+j,  b=j+k  and  c makes  an obtuse angle with X−axis, then c=
Thevectorsa,b,careequalinlengthandtakenpairwise,theymakeequalangles.Ifa=i+j,b=j+kandcmakesanobtuseanglewithXaxis,thenc=

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