Rationalize the Denominator $\frac { a \sqrt { x } - 3 } { a \sqrt { x } + 3 }$

question 552

Multiple Choice

Rationalize the denominator. Assume that all variables represent nonnegative numbers and that the denominator is not
zero.
- $\frac { a \sqrt { x } - 3 } { a \sqrt { x } + 3 }$

• A) \(\frac { a ^ { 2 } x - 6 a \sqrt { x } - 9 } { a ^ { 2 } x + 9 }\)
• B) \(\frac { a ^ { 2 } x + 6 a \sqrt { x } - 9 } { a ^ { 2 } x - 9 }\)
• C) \(\frac { a ^ { 2 } x - 6 a \sqrt { x } + 9 } { a ^ { 2 } x - 9 }\)
• D) \(\frac { a ^ { 2 } x - 6 a \sqrt { x } + 9 } { a ^ { 2 } x + 9 }\)

Understand the concepts and implications of memory consolidation and the role of various brain regions in long-term memory storage.

Acknowledge the capacity of human memory and the phenomena of infantile amnesia.

Appreciate the influence of personal relevance (self-reference effect) and encoding strategies (e.g., making information meaningful) on memory strength.

Explain the implications of memory research findings, such as those by psychologist Karl Lashley, on our understanding of memory storage and retrieval.

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Definitions:

Quantity of Output

Refers to the total amount of goods or services produced by a company over a specific period.

Costs

The total expenses incurred by a business in producing goods or providing services.

Variable Cost

relates to expenses that vary directly with the level of production or business activity, such as raw materials and labor costs.

Contribution Margin

The selling price per unit minus the variable cost per unit, used to cover fixed costs and to generate profit.