Question

What number is irrational

Answer 1

π

Explanation:

Irrational numbers are those that cannot be expressed as the ratio of two integers. π is an example of such a number, but only one of countless other examples.

Answer 2

An irrational number cannot be expressed as a ratio between two numbers and it cannot be written as a simple fraction because there is not a finite number of numbers when written as a decimal. Instead, the numbers in the decimal would go on forever, without repeating.

Explanation:

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