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If the planes barr.(2i + lambdaj - 3k)=0...

If the planes `barr.(2i + lambdaj - 3k)=0` and `barr.(lambdai + 3j + k)=5` are mutually perpendicular, then `lambda`=

A

2

B

`-2`

C

3

D

`3//5`

Text Solution

Verified by Experts

The correct Answer is:
D
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MARVEL PUBLICATION-PLANE IN SPACE -PART B: MASTERING THE BEST ON LINE AND PLANE IN SPACE
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