Simplify
- $$\frac { ( x + 5 ) ^ { - 1 } + ( x - 5 ) ^ { - 1 } } { \left( x ^ { 2 } - 25 \right) ^ { - 1 } }$$

question 127

Multiple Choice

Simplify.
- $$\frac { ( x + 5 ) ^ { - 1 } + ( x - 5 ) ^ { - 1 } } { \left( x ^ { 2 } - 25 \right) ^ { - 1 } }$$

• A) \(2 x\)
• B) \(- 10\)
• C) 10
• D) \(x ^ { 2 }\)

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Definitions:

Reliability

The consistency of a measure or instrument, indicating how dependably it produces similar results under the same conditions.

Validity

The extent to which a concept, conclusion, or measurement is well-founded and corresponds accurately to the real world.

DSM-5 Diagnoses

The categorization of mental disorders using the fifth edition of the Diagnostic and Statistical Manual of Mental Disorders, a standardized classification system.

Rigid Pattern

A fixed and unchangeable sequence or way of behaving, thinking, or doing something that is difficult to alter.