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Assertion: Thevalue of expression hati(h...

Assertion: Thevalue of expression `hati(hatjxxhatk)+hatj.(hatkxxhati)+hatk.(hatixxhatj)` is equal to 3, Reason: If `hata, hatb, hatc` are mutually perpendicular unit vectors, then `[hata hatb hatc]=1` (A) Both A and R are true and R is the correct explanation of A (B) Both A and R are true R is not te correct explanation of A (C) A is true but R is false. (D) A is false but R is true.

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