If veca = hati-3hatj + a hatk , vecb =ha...

If `veca = hati-3hatj + a hatk , vecb =hati - 2hatj +5hatk` and `veca xx vecb = -2 hati +hatj +beta hatk` then the value of `beta ` is equal to

A

`-2`

B

2

C

`-1`

D

1

Verified by Experts

The correct Answer is:

D

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