Simplify the Expression $\frac { ( \csc y + \cot y ) ( \csc y - \cot y ) } { \csc y }$

question 179

Multiple Choice

Simplify the expression.
- $\frac { ( \csc y + \cot y ) ( \csc y - \cot y ) } { \csc y }$

• A) \(\cos y\)
• B) \(- \sin y\)
• C) \(\sin y\)
• D) \(\csc y\)

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Definitions:

Simple Linear Regression

A statistical method that models the relationship between a dependent variable and one independent variable by fitting a linear equation to the observed data.

Response Variable

The variable in a study or experiment that is assumed to depend on or be affected by changes in another variable (often called the independent variable).

Explanatory Variable

A variable in a statistical model that is believed to cause or explain changes in the response variable.

SST

Total sum of squares; a term used in statistics to describe the total variance in a dataset.