If `\" cosec\" theta + cot theta=p, \" prove that \" cos theta =((p^(2)-1))/((p^(2)+1)).`
Channel: Doubtnut
Date: 2020-01-03

If `\" cosec\" theta + cot theta=p, \" prove that \" cos theta =((p^(2)-1))/((p^(2)+1)).`