Maharashtra State BoardHSC Arts 12th Board Exam
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The angle θ between two non-zero vectors a¯ and b¯ is given by cos θ = ______ - Mathematics and Statistics

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MCQ
Fill in the Blanks

The angle θ between two non-zero vectors `bar("a")` and `bar("b")` is given by cos θ = ______

Options

  • `(bar"a"*bar"b")/(|bar("a")||bar("b")|)`

  • `bar("a")*bar("b")`

  • `|bar("a")||bar("b")|`

  • `(|bar("a")||bar("b")|)/(bar("a")*bar("b"))`

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Solution

`(bar"a"*bar"b")/(|bar("a")||bar("b")|)` 

Concept: Vector Product of Vectors (Cross)
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