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If |veca|=3, |vecb|=4 and the angle betw...

If `|veca|=3, |vecb|=4` and the angle between `veca and vecb` is `120^(@)`. Then find the value of `|4 veca + 3vecb|`

A

25

B

12

C

13

D

7

Text Solution

Verified by Experts

The correct Answer is:
B
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