If vectors a 1 → = x i ^ - j ^ + k ^ and a 2 → = i ^ + y j ^ + z k ^ are collinear, then a…

1. $\frac{1}{\sqrt{2}}\left(-\hat{\mathrm{j}}+\hat{\mathrm{k}}\right)$
2. $\frac{1}{\sqrt{3}}\left(\hat{\mathrm{i}}+\hat{\mathrm{j}}-\hat{\mathrm{k}}\right)$
3. $\frac{1}{\sqrt{2}}\left(\hat{\mathrm{i}}-\hat{\mathrm{j}}\right)$
4. $\frac{1}{\sqrt{3}}\left(\hat{\mathrm{i}}-\hat{\mathrm{j}}+\hat{\mathrm{k}}\right)$

Solution

Asked in: JEE Main 2021 (26 Feb Shift 2)

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