Write Out the First Five Terms of the Sequence $$\left\{ ( - 1 ) ^ { n - 1 } \left( \frac { n + 1 } { 2 n - 1 } \right) \right\}$$

question 182

Multiple Choice

Write out the first five terms of the sequence.
- $$\left\{ ( - 1 ) ^ { n - 1 } \left( \frac { n + 1 } { 2 n - 1 } \right) \right\}$$

• A) \(- 2,1 , \frac { 4 } { 5 } , - \frac { 5 } { 7 } , \frac { 2 } { 3 }\)
• B) \(2 , - 1 , \frac { 4 } { 5 } , - \frac { 5 } { 7 } , \frac { 2 } { 3 }\)
• C) \(2,1 , \frac { 4 } { 5 } , \frac { 5 } { 7 } , \frac { 2 } { 3 }\)
• D) \(- 2,1 , - \frac { 4 } { 5 } , \frac { 5 } { 7 } , - \frac { 2 } { 3 }\)

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The capability to speak and understand French language smoothly and accurately.

Itard

Refers to Jean Marc Gaspard Itard, a French physician known for his work in education and care of the so-called "wild boy of Aveyron."

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Being separated from others; in a social context, it refers to individuals or groups having minimal contact or interaction with others.

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The condition of having a diet that lacks the correct balance of nutrients, leading to health problems.