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If the vectors 2 hati - hatj + lamda hat...

If the vectors `2 hati - hatj + lamda hatk , hati - hatj + 2 hatk and 3 hati - 2 hatj + hatk` are coplanar, then the value of `lamda ` is :

A

`-1`

B

`-2`

C

`-3`

D

`-4.`

Text Solution

Verified by Experts

The correct Answer is:
A
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