Solve the Inequality Using a Number Line and the Behavior $\in$

question 86

Multiple Choice

Solve the inequality using a number line and the behavior of the graph at each zero. Write your answer in interval notation.

• A) x \(\in\) (-?, -3] \(\cup\) [1, 3] \(\cup\) (11, ?)
• B) x \(\in\) (-?, -3] \(\cup\) (1, 3] \(\cup\) (11, ?)
• C) x \(\in\) [-3, 1) \(\cup\) [3, 11)
• D) x \(\in\) (-3, 1] \(\cup\) (3, 11]

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Definitions:

Profit-Maximizing

Refers to the process or strategy by which a firm selects outputs at which its profits are maximized, achieved by equating marginal revenues to marginal costs.

Marginal Cost

The cost of producing one more unit of a good or service.

Socially Efficient

A condition where resources are allocated in a way that maximizes the overall benefit to society, taking into account all costs and benefits.

Marginal Cost

The additional cost incurred by producing one more unit of a good or service.