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k-0-1-4k-1-1-4k-3-




Question Number 212359 by MrGaster last updated on 11/Oct/24
           Σ_(k=0) ^∞ ((1/( (√(4k+1))))−(1/( (√(4k+3)))))
$$ \\ $$$$\:\:\:\:\:\:\:\:\:\underset{{k}=\mathrm{0}} {\overset{\infty} {\sum}}\left(\frac{\mathrm{1}}{\:\sqrt{\mathrm{4}{k}+\mathrm{1}}}−\frac{\mathrm{1}}{\:\sqrt{\mathrm{4}{k}+\mathrm{3}}}\right) \\ $$

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