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MHT CET 2023 Mathematics question

MathematicsVector AlgebraMHT CET 2023

If and are unit vectors and , then minimum value of is

Answer: (C)

Solution

The relation is (with a unit vector). Dot with : . Cross with the relation: , and $Missing argument for \hat\hat a×(Missing argument for \hat\hat a×Missing argument for \bar\bar c)=Missing argument for \hat\hat a(Missing argument for \hat\hat a·Missing argument for \bar\bar

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Question ID VK-098067