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Let →a,→b,→c be three vectors such that |→a|=|→c|=1;|→b|=4 and |→b×→c|=√15. If →b−2→c=λ→a then a value of λ is |
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Answer» Let →a,→b,→c be three vectors such that |→a|=|→c|=1;|→b|=4 and |→b×→c|=√15. If →b−2→c=λ→a then a value of λ is |
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