Verify That Each Equation Is an Identity $$\frac { \sec \theta - 1 } { \tan \theta } = \frac { \tan \theta } { \sec \theta + 1 }$$

question 457

Essay

Verify that each equation is an identity.
- $$\frac { \sec \theta - 1 } { \tan \theta } = \frac { \tan \theta } { \sec \theta + 1 }$$

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