1.

If tan(π9), x, tan(7π18) are in arithmetic progression and tan(π9), y, tan(5π18) are also in arithmetic progression, then |x−2y| is equal to

Answer»

If tan(π9), x, tan(7π18) are in arithmetic progression and tan(π9), y, tan(5π18) are also in arithmetic progression, then |x2y| is equal to



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