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Simplify (1-cosΘ)(1+cosΘ) / (1-sinΘ)/(1+sinΘ)?
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Simplify (1-cosΘ)(1+cosΘ) / (1-sinΘ)/(1+sinΘ)?

User Vaibhav Deshmukh
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((1-cosx)(1+cosx))/((1-sinx)(1+sinx)) \\ \\ (1-cos^2x)/(1-sin^2x) \\ \\ (sin^2x)/(cos^2x) \\ \\ tan^2x
User PopcornKing
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