UPSC NDA Math Model Paper 6

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Question : 56 of 120

Marks: +1, -0

Which one of the following vectors is normal to the vector

^

i

+

^

j

−

^

k

?

^
i
+
^
j
−
^
k
^
i
−
^
j
+
^
k
^
i
−
^
j
−
^
k
None of the above

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