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Real numbers are defined as the set of rational numbers together with Irrational Numbers. So rationals are a subset of reals, by definition.
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∙ 12y ago
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Which number is an integer a rational number and a real number?
Every integer is also a rational number and a real number.
Is a real number sometimes a rational number?
Infinitely rarely, a real number is also a rational number. (There are an infinite number of rational numbers, but there are a "much bigger infinity" of real numbers.)
Why the rational number 10 is also a real number?
Rational numbers are a proper subset of real numbers so all rational numbers are real numbers.
What type of number is negative 3.8?
It is a negative number. It is also a rational number; also, it's a real number.
Is every real number an rational number or irrational number?
Numbers are split into real and imaginary. Rational numbers are under the category: Real. Therefore all rational numbers are real. An irrational number is also real, but can not be expressed as a fraction.
Why is .66666 not a real number?
It IS a real number.It's also rational.
Is 1.1616616661 a real number?
1.1616616661 is a real number, and it's also a rational number.
If a real number is a real number then is it also an irrational number?
No, because it could be a rational number.
Is -28 an integer a rational and a real number?
Yes, -28 is an integer because it is a whole number that can be positive or negative. It is also a rational number because it can be expressed as a fraction, in this case, -28/1. Since any rational number is also a real number, -28 is also a real number.
Can Every rational number is also a real number?
Yes, it is.
Is every rational number a real number also?
Yes.
Can 5.85 be a irrational?
A rational number cannot also be irrational. A real number is either rational, or it is irrational.
