perplexus.info :: Numbers : Integers inside surds

Integers inside surds (Posted on 2019-02-03)

Find all integers N for which the expression

√(N + 70710678√173) - √(N - 70710678√173)

has an integer value.

No Solution Yet Submitted by Danish Ahmed Khan

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Subject	Author	Date
computer doesn't mind tedium, and discovers duplicates	Charlie	2019-02-06 12:56:35
Easy Peasy	FrankM	2019-02-06 07:26:40

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