Prove that : sec2Ɵ - (〖sin〗^(2 ) Ɵ-2〖sin〗^(4 ) Ɵ)/(2〖cos〗^4 Ɵ- 〖cos〗^2 Ɵ) = 1
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sorry I am not sure with the answer but can you please select me as a brainlist
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