If cosec theta + cot theta = k, prove that cos theta = (k^2 - 1)/(k^2 + 1)

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Very very very thanks sir super explanation

madhavedits
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Best class sir by this video I understand this question thank you sir

shahinnasirnaseer
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Sir, how do you get Cot theta =cos theta/sin theta in method 3 I didn't understand

nagalaxmiganeshyandamuri
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Thank you very much sir. I liked your way of teaching. You have tought in a very simple way. Every one can understand easily. Sir plz make a vedio about this question If 2 + 2tan theta =sec^ theta find tan theta.

sushmitapradhan