1.

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

Answer»

Let a,b,c be three vectors such that |a|=|c|=1;|b|=4 and |b×c|=15. If b2c=λa then a value of λ is




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