Simplify the Rational Expression $\frac { x ^ { 2 } - 16 } { x ^ { 2 } + 4 x }$

question 185

Multiple Choice

Simplify the rational expression. $\frac { x ^ { 2 } - 16 } { x ^ { 2 } + 4 x }$

• A) \(\frac { x + 4 } { x }\)
• B) \(- \frac { 4 } { x }\)
• C) \(\frac { x - 4 } { x }\)
• D) \(\frac { 4 } { x }\)

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Definitions:

Production

The process of creating goods and services through the combination of human labor, materials, and technology.

Cost Estimation

The process of forecasting the costs associated with a project or production, taking into consideration all relevant variables.

Least Squares Regression

A statistical method used to determine a line of best fit by minimizing the sum of squares of the differences between observed and predicted values.

Cost Estimation

The process of predicting the amount of resources, especially financial, required to complete a project or product development within specified constraints.