Yes, it is.
No. Negative four is a real number. All real numbers are also complex numbers, so it is a complex number (but it's real, not nonreal)
alex pettyfer
It is rational and, therefore, real.
what a pointless question, the number four is real, it is fake, it is on the moon, and it is not in his face, it is in yours.
The square root of four is a real number because it is a non-negative number that can be expressed on the number line. It is also a rational number because it can be expressed as the fraction 2/1. In fact, it is both a real number and a rational number, as all rational numbers are also real numbers.
General truths:All dogs have four legsNo cars can flyAll integers are in the real number setSpecific truths:My dog has four legsYour car can't fly7 is in the real number set
General truths:All dogs have four legsNo cars can flyAll integers are in the real number setSpecific truths:My dog has four legsYour car can't fly7 is in the real number set
Integer, rational and irrational numner, real number
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This depends on what you mean by smallest. The smallest four-digit whole number is 1,000; the smallest four-digit real number is .0001 (1/10,000); the smallest four-digit integer is -9,999.
Any real number to the first power is the number itself.
There are four properties of a real number under addition and multiplication. These properties are used to aid in solving algebraic problems. They are Commutative, Associative, Distributive and Identity.