How may I demonstrate that there exists a rational number "r" such that x<r^2<y; where x and y are two positive real numbers.

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- Apr 17th 2014, 11:01 AMYeisonintroduction to real analysis
How may I demonstrate that there exists a rational number "r" such that x<r^2<y; where x and y are two positive real numbers.

- Apr 17th 2014, 11:50 AMPlatoRe: introduction to real analysis