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If the line barr = (hati - 2hatj + hatk)...

If the line `barr = (hati - 2hatj + hatk) + lambda(2hati + hatj + 2hatk)` is parallel to the plane `barr *(3hati - 2hatj + mhatk) = 14`, then the value of m is

A

2

B

-2

C

`(2)/(3)`

D

`-(1)/(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
`-2`
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