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The vectors lamdahati+hatj+2hatk,hati+la...

The vectors `lamdahati+hatj+2hatk,hati+lamdahatj-hatkand2hati-hatj+lamdahatk` are coplanar, if

A

`lamda=-2`

B

`lamda=0`

C

`lamda=1`

D

`lamda=-1`

Text Solution

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The correct Answer is:
A
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