🛠️ JEE➗ Maths

If \(\vec{a}=\hat{i}+\hat{j}+\hat{k}, \vec{a} \cdot \vec{b}=1\) and \(\vec{a} \times \vec{b}=\\hat{j}-\hat{k}\), then \(…

Q1

If \(\vec{a}=\hat{i}+\hat{j}+\hat{k}, \vec{a} \cdot \vec{b}=1\) and \(\vec{a} \times \vec{b}=\\hat{j}-\hat{k}\), then \(\vec{b}\) is

a

\(\hat{i}-\hat{j}+\hat{k}\)

b

\(2 \hat{j}-\hat{k}\)

c

\(2 \hat{\mathrm{i}}\)

d

\(\hat{\mathrm{i}}\)

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