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Questions  >>  CBSE XI  >>  Math  >>  Straight Lines
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Find the values of $ \theta$ and $p$, if the equation $x\: \cos \theta + y \sin \theta = p$ is the normal form of the line $ \sqrt 3 x+y+2=0.$

$\begin {array} {1 1} (A)\;\theta = \large\frac{5\pi}{6}\: and \: p = 1 & \quad (B)\;\theta = \large\frac{5\pi}{6}\: and \: p = -1 \\ (C)\;\theta = \large\frac{7\pi}{6}\: and \: p = 1 & \quad (D)\;\theta = \large\frac{7\pi}{6}\: and \: p = -1 \end {array}$

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