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vecA, vecB" and "vecC are three orthogon...

`vecA, vecB" and "vecC` are three orthogonal vectors with magnitudes 3, 4 and 12 respectively. The value of `|vecA-vecB+vecC|` will be :-

A

11

B

19

C

13

D

can't be determined

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Verified by Experts

The correct Answer is:
C
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