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If vec alpha and vec beta are two vector...

If `vec alpha and vec beta` are two vectors such atht `veca. vecb =0 and veca xx vec b =vec0,` then:

A

`veca` is parallel to `vecb`

B

`veca bot vecb`

C

either `veca or vecb` is null vector

D

None of these.

Text Solution

Verified by Experts

The correct Answer is:
C
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