The complex conjugate of a complex number z is denoted by z*. It is obtained by replacing i by −i everywhere it appears in the complex number. The complex conjugate of
is defined as
$$ z = x + iy $$
The Argand diagrams of a complex number and its conjugate are shown in fig. 2.1.
$$ z^* = x - iy $$
KeywordsUnit Circle Alternate Curren Polar Form Equivalent Resistor Pythagorean Theorem
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