Homework Help: math

Posted by Logan on Wednesday, September 17, 2008 at 4:42pm.

hi i need help with rational and irrational numbers. i just need to know the IRRATIONAL numbers.

55.0662066206620662... is this Irrational?

0.0000000500050005... Irrational?

0.004872368777712 Rational?

math - bobpursley, Wednesday, September 17, 2008 at 4:51pm
first: Notice the repeating decimals, so it can be represented by a fraction of whole numbers, and by definition, rational

second Notice the repeating decimals, so rational again.

third: no repeating decimals, irrational.

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