NDA Math Vector Algebra

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Question : 60 of 101

Marks: +1, -0

If

→

a

=2

⋀

i

+3

⋀

j

+4

⋀

k

and

→

b

=3

⋀

i

+2

⋀

j

−λ

⋀

k

are perpendicular, then what is the value of 𝜆?

[NDA I 2017]

2
3
4
5

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