Yes. -3 is both rational and real.
-3 is an integer.
All integers are rational numbers.
All rational numbers are real numbers.
Thus -3 is a rational number and a real number.
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It is a real rational negative integer number whose value is -3
It is an integer. All integers are rational but not irrational. All rational and irrational numbers are real numbers.
3. It is real, rational and whole. Rational numbers are numbers that can be written as a fraction.
A rational number which is a real number.
Not necessarily. All rational numbers are real, not all real numbers are rational.