Perform the Indicated Operations $$\frac { 2 a b } { a ^ { 2 } - b ^ { 2 } } - \frac { b } { a - b } + \frac { 4 } { 2 }$$

question 273

Multiple Choice

Perform the indicated operations.
- $$\frac { 2 a b } { a ^ { 2 } - b ^ { 2 } } - \frac { b } { a - b } + \frac { 4 } { 2 }$$

• A) \(\frac { 2 a b - b + 2 } { a + b + 1 }\)
• B) \(\frac { 2 a + 3 b } { a + b }\)
• C) \(\frac { ( a - b ) ( 2 a + 3 b ) } { a ^ { 2 } - b ^ { 2 } }\)
• D) \(\frac { 2 a + 3 b } { a ^ { 2 } - b ^ { 2 } }\)

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Definitions:

Median Earnings

The middle value of earnings in a group, where half earn more and half earn less, often used as a standard of comparison.

Labor Market

The supply and demand for labor, where employers find employees and individuals find jobs.

Compensating Differentials

Variation in wages that arises to offset the desirability or undesirability of a job or the costs and benefits of working in different locations.

Less Pleasant

A subjective assessment indicating that something is not as enjoyable or agreeable as other options or experiences.