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Is arrational number a real number?

In: Prime Numbers [Edit categories]

Answer:

Both rational and irrational numbers are real numbers.

First answer by Hilmarz. Last edit by Hilmarz. Contributor trust: 802 [recommend contributor ]. Question popularity: 43 [recommend question].

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Is a negative number a real number?
Yes it is.
Are all numbers real numbers?
There are mathematical concepts that mathematicians call "imaginary numbers" these are a multiple of the square root of minus 1. Infinity is not a real number either.
Are undefined numbers real numbers?
By its very name .. it is UNDEFINED.Even in the Extended Real Number set containing +-infinity these elements are UNDEFINED.
Is infinite number real number?
It is more so an expression that numbers never end. But it can be used as a number.
Can a real number be an irrational number?
It certainly can! All irrational numbers (numbers that can't be written as fractions, and in decimal form go endlessly without a pattern) are real (not divided by zero and not connected to the square...