The Cauchy-Schwarz inequality is considered one of the most important and widely used inequalities in mathematics. This inequality states that k Epigi s Pili Σp² i=1 k Σq Now, assume that the series the Cauchy-Schwarz inequality and show that the series 1 an with nonnegative terms an 20 is a convergent series. Use 1 Van is convergent. n

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