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JEE PYQ: Vector Algebra Question 47

Question 47 - 2019 (12 Jan Shift 2)

The sum of the distinct real values of $\mu$, for which the vectors, $\mu \hat{i} + \hat{j} + \hat{k}$, $\hat{i} + \mu \hat{j} + \hat{k}$, $\hat{i} + \hat{j} + \mu \hat{k}$ are co-planar, is:

(1) $-1$

(2) $0$

(3) $1$

(4) $2$

Show Answer

Answer: (2)


Learning Progress: Step 47 of 47 in this series