a-set-S-R-and-S-n-n-2-1-n-N-n-1-show-that-minS-1-2-and-supS-1-

Question Number 129337 by TITA last updated on 15/Jan/21

a set S \subset R and S = {\frac{n}{\sqrt{n^{2} + 1}} : n \in N, n ⩾ 1}

show that minS = \frac{1}{\sqrt{2}} and supS = 1

Commented by TITA last updated on 15/Jan/21

please help

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