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If | veca | =2, |vecb| =5 and | veca xx ...

If `| veca | =2, |vecb| =5 and | veca xx vecb| =8,` then `veca.vecb` equals :

A

4

B

6

C

5

D

None of these.

Text Solution

Verified by Experts

The correct Answer is:
B
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