JEE Main 2006 Mathematics question
If , where and are any three vectors such that , , then and are
- (1)inclined at an angle of between them
- (2)inclined at an angle of between them
- (3)perpendicular
- (4)parallelCorrect
Answer: (4)
Solution
and $ a×( b× c) = ( a· c) b - ( a· b)
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Question ID VK-038881