Add the Rational Expressions $\frac { 4 x } { x - 4 } + \frac { 2 } { x }$

question 11

Multiple Choice

Add the rational expressions. Be sure to express your answer in simplest form. $\frac { 4 x } { x - 4 } + \frac { 2 } { x }$

• A) \(\frac { 6 x - 8 } { x ( x - 4 ) }\)
• B) \(\frac { 4 x ^ { 2 } + 2 x + 8 } { x ^ { 2 } - 5 x }\)
• C) \(\frac { 4 x ^ { 2 } + 2 x - 8 } { x ( x - 4 ) }\)
• D) \(\frac { 4 x ^ { 2 } + 2 x + 8 } { x ( x - 4 ) }\)

Analyze the factors leading to group polarization and risky shift phenomena.

Identify the presence and impact of biases in group decision-making.

Explain the concept of groupthink, its causes, and its symptoms.

Understand the importance of effectively pooling information within groups.

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Definitions:

Factorial Designs

Experimental designs used in research that involve multiple factors (independent variables) and their influence on the dependent variable, allowing for the study of interactions among factors.

Experimental Studies

Research methods that involve the manipulation of variables to determine cause-and-effect relationships.

Variables

Elements or factors that can change and potentially affect the outcome of a study or experiment.

Hypothesis

A suggested interpretation put forward with scarce evidence, serving as an initial step for more in-depth exploration.