Write the First Four Terms of the Sequence $$\mathrm { a } _ { \mathrm { n } } = \frac { ( - 1 ) ^ { n } } { ( \mathrm { n } + 1 ) ( \mathrm { n } + 4 ) }$$

question 64

Multiple Choice

Write the first four terms of the sequence.
- $$\mathrm { a } _ { \mathrm { n } } = \frac { ( - 1 ) ^ { n } } { ( \mathrm { n } + 1 ) ( \mathrm { n } + 4 ) }$$

• A) \(- \frac { 1 } { 10 } , \frac { 1 } { 18 } , - \frac { 1 } { 28 } , \frac { 1 } { 40 }\)
• B) \(\frac { 1 } { 7 } , - \frac { 1 } { 9 } , \frac { 1 } { 11 } , - \frac { 1 } { 13 }\)
• C) \(\frac { 1 } { 10 } , - \frac { 1 } { 18 } , \frac { 1 } { 28 } , - \frac { 1 } { 40 }\)
• D) \(- \frac { 1 } { 7 } , \frac { 1 } { 9 } , - \frac { 1 } { 11 } , \frac { 1 } { 13 }\)

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Definitions:

Social Contagion

The spread of ideas, attitudes, or behaviors through a group or society, mirroring the infectious process of a disease.

Norm

A standard or rule that is expected to be followed by members of a society, guiding behaviors and establishing expectations.

Role

The function or part played by a person or thing in a particular situation or context.

Peripheral Route Persuasion

A method of persuasion that relies on superficial cues or factors, such as attractiveness or celebrity endorsement, rather than logical argumentation.