The Learning Point‎ > ‎Mathematics‎ > ‎  Complex Numbers-
Introductory Tutorial, Examples, Solved Problems, MCQ Quiz -
Argand Plane, Roots of Unity, Basic Operations  Here's an
outline and a summary of what's introduced in this tutorial
Target Audience: High School Students, College Freshmen and
Sophomores, Class 11/12 Students in India preparing for ISC/CBSE
and Entrance Examinations like the IIT-JEE   Main or
Advanced/AIEEE  , and anyone else who needs this Tutorial as a
reference!  After studying the topic you might also be
interested in attempting the following 2 Quizzes related to
Complex Numbers.  Complex Numbers  Basics of Complex Numbers,
Real and Imaginary Parts, Iota    • Complex Numbers is the
largest and the complete set of numbers, consisting of both real
and unreal numbers.   • A complex number is of the form
a+ib, where a and b are both real numbers, and i is called
“iota” and is defined to be the square root of -1. That is,
i=√-1. Also, i   • A complex number is usually denoted by the
let