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2 cot^2 x - 5 cos e c x is equal to 1 ...

2 cot^2 x - 5 cos e c x is equal to 1 for exactly 6 distinct values of x ∈ [ 0 , n π ] then the greatest value of n is __________________

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FIITJEE-TRIGONOMETIC EQUATIONS -SOLVED PROBLEMS
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  10. if (1- tan x)/(1+tan x) = tan y and x -y = pi/6, then x,y are respect...

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  20. 2 cot^2 x - 5 cos e c x is equal to 1 for exactly 6 distinct values ...

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