'-3' is RATIONAL.
Irrational Numbers are those where the decimals go to inifinity AND there is no regular order in the decimal digits.
e.g.
pi = 3.141592..... is IRRATIONAL
but
1/3 = 0.3333.... is RATIONAL.
NB Both go to infinity, but '1/3' has the decimals in a regular order .
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Negative 3 is a rational number. A rational number is any number that can be expressed as a ratio of two integers, where the denominator is not zero. In the case of -3, it can be written as -3/1, which fits the definition of a rational number. Irrational numbers, on the other hand, cannot be expressed as a simple fraction and have non-repeating, non-terminating decimal representations.
Well, honey, negative 3 is a rational number. Rational numbers are those that can be expressed as a ratio of two integers, and negative 3 fits the bill perfectly. So, rest easy knowing that negative 3 won't be causing any irrational drama in your mathematical world.
No. It is -3 and can be written as a fraction, so it is rational.
No.3*sqrt(2) and sqrt(2) are irrational. But their quotient is 3, which is rational.
The square root of 3 is an irrational number
21/3 is rational. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.
The square root of 9 is 3 which is a rational number