Establish the Identity $$\frac { \cos t } { 1 + \sin t } + \frac { 1 + \sin t } { \cos t } = 2 \sec t$$

question 293

Essay

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

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Definitions:

Economic Profits

Profits earned by a firm or individual in excess of the opportunity costs of all resources used to generate those profits, representing returns beyond the normal profit level.

Pure Competition

A market structure characterized by a large number of small firms, a homogeneous product, perfect information, and easy entry and exit from the market.

Monopoly

A market structure characterized by a single seller offering a unique product or service, with significant barriers to entry for potential competitors.

Price

The financial requisition expected, imposed, or presented for something.