Solve the Compound Inequality $\phi$ , Use Interval Notation to Express the Solution Set and Interval

question 318

Multiple Choice

Solve the compound inequality. Other than $\phi$ , use interval notation to express the solution set and graph the solution set on a number line.
- $$5 ( x + 2 ) \geq 4 ( x - 1 ) + x$$

• A) \(\varnothing\)
• B) \(( \infty , 4 ]\)
• C) \([ 4 , \infty )\)
• D) \(( \infty , \infty )\)

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Definitions:

Representative Firm

An idealized company in economic models which is designed to reflect the typical characteristics of a firm within a particular industry.

Cost Curves

Cost curves are graphical representations of the costs associated with producing varying quantities of goods, showing how costs change with changes in output.

Pure Competition

A market structure characterized by a large number of small firms, identical products, and free entry and exit, leading to price determination by market demand and supply.