Find the Interval of Convergence of the Series $$\sum _ { n = 1 } ^ { \infty } \frac { ( - 1 ) ^ { n } x ^ { n } } { n + 3 }$$

question 34

Multiple Choice

Find the interval of convergence of the series. Select the correct answer.
$$\sum _ { n = 1 } ^ { \infty } \frac { ( - 1 ) ^ { n } x ^ { n } } { n + 3 }$$

• A) \([ - 1,1 ]\)
• B) \(( - 1,1 )\)
• C) \(( - 1,1 ]\)
• D) diverges everywhere
• E) \([ - 1,1 )\)

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