Question

Definition for Complex Numbers​

Answer 1

Answer:

A complex number is a number that can be expressed in the form a + bi, where a and b are real numbers, and i is a solution of the equation x2 = −1. Because no real number satisfies this equation, i is called an imaginary number.

Answer 2

Step-by-step explanation:

A complex number is a quantity of the form v + iw, where v and w are real numbers, and i represents the unit imaginary numbers equal to the positive square root of -1. ... Complex numbers are used in engineering, particularly in electronics.