Use the Binomial Series to Expand the Function as a Power

question 8

Multiple Choice

Use the binomial series to expand the function as a power series. Find the radius of convergence. $\frac { x } { \sqrt { 9 + x ^ { 2 } } }$

• A) \(| x | < 1\)
• B) \(| x | < 10\)
• C) \(| x | < 6\)
• D) \(| x | < 9\)
• E) \(| x | < 3\)

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