(u) (u. u J 6 If a and b are two un...
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(u) (u. u J 6 If a and b are two unit vectors inclined at an angle to each other. The magnitude of a+b is less than 1 if (a) T/321/3 (c) asa/3 (d) none of these A A A

JEE/Engineering Exams
Maths
Solution
107
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1 ( |M| N mid R ) ( infty ) 2,4 ( cos )
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