If sino=sine-cose/sine+cose. Prove that 2cos2o=1+sin2e
Sonu kumar Gupta , 5 Years ago
Grade 12
Trigonometry> If sin o =sin e -cos e /sin e +cos e . Pr...
1 Answers
Arun
Last Activity: 5 Years ago
Dear student
sin o = sine – cos e / sin e + cos e
sin o = (sin e – cos e)^2 / sin^2 e – cos ^2 e
sin o = 1 – sin 2e/ (-cos 2e)
now you can solve this further
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