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 Sep 18, 2022
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The distance of a point $(x\cos\theta, x\sin\theta)$ from origin is:
Difficulty: Easy
A: 
x
B: 
$x\tan\theta$
C: 
$-\tan \theta$
D: 
$-\cot \theta$
NETNUST Entry TestMathematicsIntroduction to Analytical Geometry