Verify the Identity Shown Below $$\frac { 1 - \sin \theta } { 1 + \sin \theta } = 2 \sec ^ { 2 } \theta - 2 \sec \theta \tan \theta - 1$$

question 8

Essay

Verify the identity shown below. $$\frac { 1 - \sin \theta } { 1 + \sin \theta } = 2 \sec ^ { 2 } \theta - 2 \sec \theta \tan \theta - 1$$

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