Find the equation of the line which is at a distance 3 from the origin and the perpendicular from the origin to the line makes an angle of 30∘ with the positive direction of the x axis
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Solution
Here p = 3, α=30∘ ∴ Equation of the line in the normal form is xcos30∘+ysin30∘=3 or x√32+y2=3 or √3x+y=6