Practicing Success

Target Exam

CUET

Subject

-- Mathematics - Section B1

Chapter

Three-dimensional Geometry

Question:

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

Options:

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

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

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

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

Correct Answer:

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

Explanation:

The correct answer is Option (4) - $\sin ^{-1}\left(\frac{2 \sqrt{2}}{5}\right)$