Find the Radius of Convergence Of $\sum _ { n = 0 } ^ { \infty } ( 3 x ) ^ { n }$

question 215

Multiple Choice

Find the radius of convergence of $\sum _ { n = 0 } ^ { \infty } ( 3 x ) ^ { n }$ .

• A)3
• B)0
• C)2
• D) \(\frac { 1 } { 6 }\)
• E)6
• F) \(\frac { 1 } { 3 }\)
• G)1
• H) \(\frac { 1 } { 2 }\)

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