Is - 9.7 rational or irrational give reasoning

Question

Mathematics

Leonidas Pittman

9 October, 18:35

Is - 9.7 rational or irrational give reasoning

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Armando Mcgrath · Answer 1

A rational number is any number that can be expressed as a ratio of two integers (hence the name "rational"). For example, 1.5 is rational since it can be written as 3/2, 6/4, 9/6 or another fraction or two integers. Pi (π) is irrational since it cannot be written as a fraction.