Question

Question:

what are complex ​

Answer 1

$\huge{valid \: answer}$

A complex number is a number that can be expressed in the form a + b i, where a and b are real numbers, and i represents the “imaginary unit”, satisfying the equation {\displaystyle i^{2}=-1\;.} Because no real number satisfies this equation, i is called an imaginary number.

HOPE YOU'RE SATISFIED WITH MY ANSWER