Mathwords: Real Numbers. All numbers on the number line. This includes (but is not limited to) positives and negatives, integers and rational numbers, square roots, cube roots , π (pi), etc. Real numbers are indicated by either or .
Also asked, are all real numbers complex numbers?
Either Part Can Be Zero. So, a Complex Number has a real part and an imaginary part. But either part can be 0, so all Real Numbers and Imaginary Numbers are also Complex Numbers.
Is every real number is a complex number?
No Complex number is the sum of a real and a imaginary part. Every complex number is not real number. But every real number can be said as complex number considering imaginary part zero. A is real part & B is imaginary part.
Is every number a real number?
A non-real, or imaginary, number is any number that, when multiplied by itself, produces a negative number. Mathematicians use the letter "i" to symbolize the square root of -1. An imaginary number is any real number multiplied by i. For example, 5i is imaginary; the square of 5i is -25.