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If vecA=lamda(vecuxxvecv)+mu(vecvxxvecw)...

If `vecA=lamda(vecuxxvecv)+mu(vecvxxvecw)+v(vecwxxvecu) and [vecu vecv vecw]=1/5 then lamda +mu+v=` (A) 5 (B) 10 (C) 15 (D) none of these

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