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QUADRATIC EQUATIONS
What are quadratic equations?
Any equation of the form
ax2 + bx + c = 0
is called a quadratic equation or expression. Here a <> 0 and a, b, c are the elements of the set of complex numbers.
The values of x, which […]

ALGEBRA OF COMPLEX NUMBERS
What is a complex number?
A complex number can be described as a number of the form x + iy where a and b are real numbers and i is given by root of -1 (i.e.-11/2). A complex number is denoted by z (i.e. z = x +iy), and the real part of […]