Question

what is irrational number
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Answer 1

Answer:

In the case of irrational numbers, the decimal expansion does not terminate, nor end with a repeating sequence. For example, the decimal representation of π starts with 3.14159, but no finite number of digits can represent π exactly, nor does it repeat.

Answer 2

The irrational numbers are all the real numbers which are not rational numbers. That is, irrational numbers cannot be expressed as the ratio of two integers. ... In the case of irrational numbers, the decimal expansion does not terminate, nor end with a repeating sequence.