breadwonders5935 breadwonders5935

15-04-2020
Mathematics

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Let f(x) = [infinity] xn n2 n = 1 . Find the intervals of convergence for f. (Enter your answers using interval notation.) Incorrect: Your answer is incorrect. Find the intervals of convergence for f '. Incorrect: Your answer is incorrect. Find the intervals of convergence for f ''.

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abidemiokin abidemiokin

20-04-2020

Answer:

The interval of convergence is -1<x<1

Step-by-step explanation:

To find the interval of convergence of the series, we will use the condition for convergence of a series according to Ratio test.

The solution is as shown in the attachment.

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