If three vectors 2î - ĵ + k̂, î + 2ĵ... - Solved

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Question 35

Mathematics Scalar and Vector Products Hard

If three vectors 2î - ĵ + k̂, î + 2ĵ - 3k̂ and 3î + λĵ + 5k̂ are co-planar, then λ is:

(A) -1

(B) -2

(C) -3

(D) -4

✓ Correct Answer: Option D Verified Solution

Correct Option is D. Practice regular variations of this Scalar and Vector Products concept to build speed and accuracy.

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