1.

If bar(a)=bar(i)-2bar(j)+bar(k), bar(b)=4bar(i)+2bar(j)-bar(k), bar(c)=bar(i)+2bar(j)-bar(k) and bar(a)+lambdabar(b) is parallel to bar(c) then lambda=

Answer»

`(-2)/3`
`2/3`
`3/2`
`(-3)/2`

ANSWER :A


Discussion

No Comment Found