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Let a=2^i+^j−2^k, b=^i+^j and c be a vector such that |c−a|=3,|(a×b)×c|=3 and the angle between c and a×b is 30∘. Then, a⋅c is equal to |
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Answer» Let a=2^i+^j−2^k, b=^i+^j and c be a vector such that |c−a|=3,|(a×b)×c|=3 and the angle between c and a×b is 30∘. Then, a⋅c is equal to |
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