Question: Please use your own answer and solution, do not copy from other website or I will have to report. Write neatly, thank you! The CauchySchwarz
Please use your own answer and solution, do not copy from other website or I will have to report. Write neatly, thank you!

The CauchySchwarz inequality is considered one of the most important and widely used inequalities in mathematics. This inequality states that Now, assume that the series 230:1 can with nonnegative terms an 2 0 is a convergent series. Use the Cauchy-Schwarz inequality and show that the series 2\"\" is convergent. n=1 n
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