Question

(5) If cosec tita+ cot tita=k then find the value of k square+1/
k square-1


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my question ​

Answer 1

Given,

 ------(2)

By the trigonometry identity,   cosec² A - cot² A = 1,

------(2),

Equation (2) + Equation (1),

We get,

Now, we know that, cos A = √(1-sin²A)

I hope this helps u

Answer 2

Answer:

• K^2+1/K^2-1= sin thetha cos thetha+1