KCET 2020 Math Solved Paper

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Question : 21 of 60

Marks: +1, -0

If the vector 2

^

i

−3

^

j

+4

^

k

,2

^

i

+

^

j

−

^

k

and λ

^

i

−

^

j

+2

^

k

are coplanar, then the value of λ is

5
6
5
−6

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