Mathematics Part-II

Book: Mathematics Part-II

Chapter: 10. Vector Algebra

Subject: Maths - Class 12th

Q. No. 16 of Miscellaneous Exercise

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16

If is the angle between two vectors and , then only when

let θ is the angle between two vectors .

Then are non-zero vectors so that are positive.


As we know


For



As are positive.




Hence,


The correct answer is (B).

16

Chapter Exercises

More Exercise Questions

4

If , then is it true that ? Justify your answer.