Add the Polynomials $5 z ^ { 2 } + 4 z + 10 \text { and } - 10 z ^ { 2 } - 8 z + 13$

question 239

Multiple Choice

Add the polynomials. $5 z ^ { 2 } + 4 z + 10 \text { and } - 10 z ^ { 2 } - 8 z + 13$

• A) \(- 5 z ^ { 4 } - 4 z ^ { 2 } - 23\)
• B) \(- 5 z ^ { 2 } + 4 z - 23\)
• C) \(- 5 z ^ { 2 } - 4 z + 23\)

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Definitions:

Multiple-regression Equation

A mathematical method used to depict how a dependent variable is related to two or more independent variables by applying a linear formula to the data collected.

Estimated Regression Coefficient

A coefficient estimated from data that quantifies the relationship between the independent variable and the dependent variable in a regression analysis.

Independent Variables

Variables in a study or experiment that are manipulated or changed by the researchers to determine their effects on the dependent variable.

Dependent Variable

In a study or experiment, this is the element that is predicted to alter due to modifications in the independent variable.