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If the line vecr=(hati-2hatj+3hatk)+lamb...

If the line `vecr=(hati-2hatj+3hatk)+lambda(2hati+hatj+2hatk)` is parallel to the plane `vecr(3hati-2hatj+mhatk)=10` then value of m is

A

`-2`

B

2

C

`+-2`

D

0

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