Factor the Following Trinomial Assuming That All Variables Appearing as Exponents

question 163

Multiple Choice

Factor the following trinomial assuming that all variables appearing as exponents represent positive integers. $x ^ { 2 a } + 10 x ^ { a } + 21$

• A) \(\left( x ^ { a } - 7 \right) \left( x ^ { a } + 3 \right)\)
• B) \(\left( x ^ { a } + 7 \right) \left( x ^ { a } - 3 \right)\)
• C) \(\left( x ^ { a } + 7 \right) \left( x ^ { a } + 3 \right)\)
• D) \(\left( x ^ { a } - 7 \right) \left( x ^ { a } - 3 \right)\)

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Definitions:

Benchmarking

The process of comparing business processes and performance metrics to industry bests and best practices from other companies.

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The systematic evaluation of an employee's job performance and contribution to their organization.

Point Rating Method

A systematic appraisal technique involving the assignment of points to evaluate various aspects of a job or employee performance.

Factor Analysis

A statistical method used to identify underlying variables, or factors, that explain the pattern of correlations among multiple observed variables.