Question
If tan θ + cot θ = 2 where 0 < θ < 90 ; find the
value of tan17 θ + cot19 θ.Solution
If x + (1/x) = 2 then x = 1 So now it is given that tan θ + cot θ = 2 So tan θ = 1 So tan17 θ + cot19 θ = 
= 1+1 = 2
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