so.. i know that the power series is or what i'm not sure about is.. how to find the radius of convergence and the interval of convergence my book says that the radius of convergence is 1, but beyond that, i don't know how or why please help?
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Originally Posted by buttonbear so.. i know that the power series is or what i'm not sure about is.. how to find the radius of convergence and the interval of convergence my book says that the radius of convergence is 1, but beyond that, i don't know how or why please help? use the ratio test to find the interval of convergence ...
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