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Mathematics 15 Online
OpenStudy (anonymous):

Which numbers are irrational? Choose all answers that are correct. sqr rt 20 4*pi (sqr rt 13)^2 sqr rt196

OpenStudy (igreen):

A and B are repeating decimals and therefore cannot be expressed as fractions, so they are both irrational. C = 13 D = 14

OpenStudy (anonymous):

Thank you!! B was what had me confused. Thanks for your help :)

OpenStudy (igreen):

No problem, pi is an obvious irrational number, even if you multiply 4 to it.

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