What are irrational numbers?

1.	What are irrational numbers?
Answer» Those numbers which can not written in the form of P and where p and q are not equal to zero they are examples are under root 2 under root 3 under root 5 under root 7 we also say that the square root of all prime number is called irrational number those\xa0nos whose decimal expansion is\xa0non-terminating\xa0non-repeating are called Irrational\xa0nos. such as 1.01001000100001.....\xa0 Explain with examples

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