Question:medium

The direction ratios of the line $x - y + z - 5 = 0 = x - 3y - 6$ are

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Direction of intersection line = $\vec{n_1} \times \vec{n_2}$.

Updated On: Jul 3, 2026

2, -4, 1
$\frac{2}{\sqrt{21}}, \frac{-4}{\sqrt{21}}, \frac{1}{\sqrt{21}}$
3, 1, 2
$\frac{3}{\sqrt{14}}, \frac{1}{\sqrt{14}}, \frac{-2}{\sqrt{14}}$

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The Correct Option is C

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