Multiply And, If Possible, Simplify $$\frac { x ^ { 4 } - 81 } { x ^ { 4 } - 16 } \cdot \frac { x ^ { 2 } + 4 } { x ^ { 2 } + 9 }$$

question 93

Multiple Choice

Multiply and, if possible, simplify.
- $$\frac { x ^ { 4 } - 81 } { x ^ { 4 } - 16 } \cdot \frac { x ^ { 2 } + 4 } { x ^ { 2 } + 9 }$$

• A) \(\frac { x + 3 } { x - 2 }\)
• B) \(\frac { x - 3 } { x + 2 }\)
• C) \(\frac { x - 3 } { x - 2 }\)
• D) \(\frac { ( x + 3 ) ( x - 3 ) } { ( x + 2 ) ( x - 2 ) }\)

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Definitions:

Systematic Mis-estimates

Biased or erroneous assessments that occur in a predictable pattern due to cognitive or procedural errors.

Equity

The concept of fairness and justice within the context of finance, employment, and law, often referring to balancing interests and ensuring fair treatment.

Unethical Behaviour

Actions that deviate from accepted moral norms, often harming others or the organization.

Piece-Rate

A pay system in which individual workers are paid a certain sum of money for each unit of production completed.