perplexus.info :: Just Math : Special (int)ention

Special (int)ention (Posted on 2023-04-02)

solve :

7-int(x)=x.

See The Solution Submitted by Ady TZIDON

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solution

| Comment 1 of 8

7=x+floor(x)

floor(x) is definitely an integer.

x and this integer add to 7, an integer, so x must be an integer.

x = floor(x)

2x = 7

There is no solution.

Posted by Charlie on 2023-04-02 10:46:32

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