1.

If bar(OA)=bar(i)+2bar(j)-3bar(k), bar(OB)=3bar(i)-2bar(j)+5bar(k) and 2bar(AC)=3bar(AB)" then "bar(AC)=

Answer»

`4bar(i)-4bar(J)+9bar(K)`
`4bar(i)+4bar(j)-9bar(k)`
`4bar(i)+4bar(j)+9bar(k)`
`4bar(i)-4bar(j)-9bar(k)`

ANSWER :A


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