Q: Is -23 a rational or irrational number?

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0.79 is a rational number but the square root of 23 is an irrational number

It is a rational number.

If an irrational number is added to, (or multiplied by) a rational number, the result will always be an irrational number.

When a rational numbers is divided by an irrational number, the answer is irrational for every non-zero rational number.

Can be irrational or rational.1 [rational] * sqrt(2) [irrational] = sqrt(2) [irrational]0 [rational] * sqrt(2) [irrational] = 0 [rational]

Related questions

0.79 is a rational number but the square root of 23 is an irrational number

No. Square root of 23 is irrational.

10.01 is a rational number

Rational

It is a rational number.

is 34.54 and irrational or rational. number

it is a rational number but 4.121314..... is an irrational no

Irrational.

Such a product is always irrational - unless the rational number happens to be zero.

The product of a rational and irrational number can be rational if the rational is 0. Otherwise it is always irrational.

No number is irrational and rational.

If an irrational number is added to, (or multiplied by) a rational number, the result will always be an irrational number.