![i) Prove that cottheta+ cosectheta- 1/cottheta- cosectheta+ 1 = cosec theta + cot theta = 1 + costheta/sintheta (ii) Prove that 1/sec A - tan A - 1/cos A = 1/cos A - 1/sec A + tan A . i) Prove that cottheta+ cosectheta- 1/cottheta- cosectheta+ 1 = cosec theta + cot theta = 1 + costheta/sintheta (ii) Prove that 1/sec A - tan A - 1/cos A = 1/cos A - 1/sec A + tan A .](https://dwes9vv9u0550.cloudfront.net/images/4457894/78843387-33b3-4ca3-b4d4-ba1d0c51959d.jpg)
i) Prove that cottheta+ cosectheta- 1/cottheta- cosectheta+ 1 = cosec theta + cot theta = 1 + costheta/sintheta (ii) Prove that 1/sec A - tan A - 1/cos A = 1/cos A - 1/sec A + tan A .
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Binaural Beats Peace: Binaural Beats, Isochronic Tones, Theta Waves and Ambient Music For Deep Sleep by Binaural Beats Sleep & Binaural Beats on Apple Music
![What is (cos^(2)(45^(@)+theta)+cos^(2)(45^(@)-theta))/(tan(60^(@)+theta )tan(30^(@)-theta)) equal... - YouTube What is (cos^(2)(45^(@)+theta)+cos^(2)(45^(@)-theta))/(tan(60^(@)+theta )tan(30^(@)-theta)) equal... - YouTube](https://i.ytimg.com/vi/xM0D_lRMvCY/maxresdefault.jpg)
What is (cos^(2)(45^(@)+theta)+cos^(2)(45^(@)-theta))/(tan(60^(@)+theta )tan(30^(@)-theta)) equal... - YouTube
![sin theta + sin phi = a`,`cos theta + cos phi=b` then prove `tan [(theta -phi)/2]=+-sqrt[(4... - YouTube sin theta + sin phi = a`,`cos theta + cos phi=b` then prove `tan [(theta -phi)/2]=+-sqrt[(4... - YouTube](https://i.ytimg.com/vi/hihE_7zHTrk/maxresdefault.jpg)
sin theta + sin phi = a`,`cos theta + cos phi=b` then prove `tan [(theta -phi)/2]=+-sqrt[(4... - YouTube
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