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Find the angle θ between the vectors  and  ?

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Airforce Group X MBT 14-Jul-2021 Shift 3
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  4. None of these

Answer (Detailed Solution Below)

Option 2 :
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Detailed Solution

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Concept:

For any two vectors,  and  we have 

Calculation:

Here, we have two vectors  and  .

⇒  and 

⇒ 

By, substituting the values of ,  and  in , we get

⇒ 

⇒ 

Hence, option B is the correct answer.

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