Verify That Each Equation Is an Identity $$\cot ^ { 2 } x = ( \csc x - 1 ) ( \csc x + 1 )$$

question 297

Essay

Verify that each equation is an identity.
- $$\cot ^ { 2 } x = ( \csc x - 1 ) ( \csc x + 1 )$$

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Definitions:

Contribution Margin

It refers to the amount of revenue remaining after deducting variable costs, which can contribute to covering fixed costs and generating profit.

Operations

The day-to-day activities involved in running a business, focusing on creating and delivering products or services.

Fixed Manufacturing Overhead

Expenses related to production that remain constant, regardless of the production volume, such as maintenance of machinery and property taxes.

Deferred

A term referring to items or expenses that are not recognized immediately but postponed to a future date.