1.

A vector vec( c) perpendicular to the vectors 2vec(i) + 3vec(j)-vec(k) and vec(i)-2vec(j)+3vec(k) satisfying vec(c ).(2vec(i)-vec(j) +vec(k))=-6 is

Answer»

`-3vec(i) + 3vec(J) + 3vec(K)`
`-3vec(i) -3vec(j) + 3vec(k)`
`3vec(i) -3vec(j)-3vec(k)`
`3vec(i) +3vec(j)+ 3vec(k)`

ANSWER :A


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