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Question

Acute angle between the line $\frac{x-5}{2} = \frac{y+1}{-1} = \frac{z+4}{1}$ and the plane $3x - 4y - z + 5 = 0$ is

$\cos^{-1}\left(\frac{9}{\sqrt{364}}\right)$

$\sin^{-1}\left(\frac{9}{\sqrt{364}}\right)$

$\cos^{-1}\left(\frac{5}{2\sqrt{13}}\right)$

$\sin^{-1}\left(\frac{5}{2\sqrt{13}}\right)$

Solution

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