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If the line barr=hati+lambda(2hati-mhatj...

If the line `barr=hati+lambda(2hati-mhatj-3hatk)` is parallel to the plane
`barr.(mhati+3hatj+hatk)=0`, then m is equal to

A

(a) `3`

B

(b) `-3`

C

(c) `1`

D

(d) `-1`

Text Solution

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The correct Answer is:
B
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