UPSC NDA 2 2012 Mathematics Paper

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Question : 96 of 120

Marks: +1, -0

The magnitude of the scalar p for which the vector p(−3

∧

i

−2

∧

j

+13

∧

k

) is of unit length is :

‌
1
8
‌
1
64
√182
‌
1
√182

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