KCET 2005 Math Solved Paper

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Question : 16 of 60

Marks: +1, -0

If

^

a

,

^

b

and

^

c

are mutually perpendicular unit vectors, then |

^

a

+

^

b

+

^

c

| is equal to .....................

3
√3
√a2+b2+c2∕3
1

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