Verify That the Equation Is an Identity $$\tan \left( \frac { \pi } { 2 } + x \right) = - \cot x$$

question 112

Essay

Verify that the equation is an identity.
- $$\tan \left( \frac { \pi } { 2 } + x \right) = - \cot x$$

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Definitions:

Cognitive Development

The process by which individuals acquire, understand, and utilize knowledge through thought, experience, and the senses.

Transitivity

In mathematics and logic, the property of a relation where if it applies between successive pairs like a is to b and b is to c, it also applies directly between a and c.

Cognitive Development

The process by which a person's ability to think, understand, and learn grows and evolves throughout life.

Working Memory

The structure of memory that can hold a sensory stimulus for up to 30 seconds after the trace decays.