If \( \tan \left(\frac{\pi}{9}\right), x, \tan \left(\frac{7 \pi}{1...
If \( \tan \left(\frac{\pi}{9}\right), x, \tan \left(\frac{7 \pi}{18}\right) \) are in A.P. and \( \tan \left(\frac{\pi}{9}\right) \),
\( \mathrm{P} \) \( y, \tan \left(\frac{5 \pi}{18}\right) \) are also in A.P. Then, \( |x-2 y|= \)
[JEE Main-2021 (July)]
(a) 4
(b) 3
(c) 0
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