A unit vector perpendicular to each of the vector $2\mathbf{i}-\mathbf{j}+\mathbf{k}$ and $3\mathbf{i}+4\mathbf{j}-\mathbf{k}$ is equal to

Question

Accepted Answer

$\frac{(-3\mathbf{i}+5\mathbf{j}+11\mathbf{k})}{\sqrt{155}}$

Answer

$\frac{(3\mathbf{i}-5\mathbf{j}+11\mathbf{k})}{\sqrt{155}}$

Answer

$\frac{(6\mathbf{i}-4\mathbf{j}-\mathbf{k})}{\sqrt{53}}$

Answer

$\frac{(5\mathbf{i}+3\mathbf{j})}{\sqrt{34}}$

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