 asked in category: General Last Updated: 27th April, 2020

# What is the definition of a irrational number with examples?

An irrational number is real number that cannot be expressed as a ratio of two integers. The number "pi" or π (3.14159) is a common example of an irrational number since it has an infinite number of digits after the decimal point. Many square roots are also irrational since they cannot be reduced to fractions.

Subsequently, one may also ask, what is an irrational number give examples?

It is a number that cannot be written as a ratio of two integers (or cannot be expressed as a fraction). For example, the square root of 2 is an irrational number because it cannot be written as a ratio of two integers.

One may also ask, what is an irrational number for kids? a nonrepeating or nonterminating decimal but not as a fraction, the decimal goes on forever without repeating. EXAMPLES: Phi, pi and the square root of any prime number are irrational numbers.

Similarly, what is a irrational number simple definition?

A number that cannot be expressed as a ratio between two integers and is not an imaginary number. If written in decimal notation, an irrational number would have an infinite number of digits to the right of the decimal point, without repetition. Pi and the square root of 2 (√2) are irrational numbers.

Is 5 an irrational number?

Rational Numbers 5/1, 1/2, 1.75, -97/3 Irrational, then, just means all the numbers that aren't rational. Every integer is a rational number, since each integer n can be written in the form n/1. For example 5 = 5/1 and thus 5 is a rational number.

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27th April, 2020

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