Find the Common Difference for the Arithmetic Sequence

question 74

Multiple Choice

Find the common difference for the arithmetic sequence.
--12, -16, -20, -24, . . .

• A) 12
• B) -12
• C) -4
• D) -8

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Definitions:

Peak Performance

The state of delivering maximum productivity or achieving the highest level of performance in a given task.

Yerkes-Dodson Law

A theory suggesting there is an optimal level of arousal for performance, and that too little or too much arousal can adversely affect task performance.

Physiological Arousal

The physical state of being alert, involving physiological changes like increased heart rate, muscle tension, and heightened senses.

Musical Performance

The act of presenting music in front of an audience, involving vocal or instrumental sounds.