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a,b,c are three non coplanar ,nonzero vectors ,then prove that (a.a)bc +(a.b)ca +(a.c)ab =[ a b c ]a |
| Answer» a,b,c are three non coplanar ,nonzero vectors ,then prove that (a.a)bc +(a.b)ca +(a.c)ab =[ a b c ]a | |