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OpenStudy (anonymous):

which number is an irrational number? 0.12, 0.1257486, 0.12121212, 0.111111

OpenStudy (texaschic101):

0.1257486 is irrational ( I think) repeating decimals are rational and 0.12 is rational, so that just leaves one number left.

OpenStudy (slicknik):

This is the History section, If you want to post a Math question click on "Find More Subjects", And look for Mathematics, then you will have people who excell in Mathematics to answer your question. :)

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