Complex Numbers and Quadratic Equations

Need for complex numbers, to be motivated by inability to solve some of the quardratic equations. Algebraic properties of complex numbers.Argand plane and polar representation of complex numbers. Statement of Fundamental Theorem of Algebra, solution of quadratic equations (with real coefficients) in the complex number system. Square root of a complex number.

01 Definition Algerba of complex number

02 Identifier Modulus Conjugate

03 Argand and polar form of complex number

04 Quadratic Equation of complex number