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Establish the Identity cos⁡t1+sin⁡t+1+sin⁡tcos⁡t=2sec⁡t\frac { \cos t } { 1 + \sin t } + \frac { 1 + \sin t } { \cos t } = 2 \sec t

question 293

Essay

Establish the identity.
- cos⁡t1+sin⁡t+1+sin⁡tcos⁡t=2sec⁡t\frac { \cos t } { 1 + \sin t } + \frac { 1 + \sin t } { \cos t } = 2 \sec t

Definitions:

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