Complex Conjugate

The complex conjugate of a Complex NumberA complex number is a number that has two parts: a real part and an imaginary part, written as , where . The real part behaves like ordinary numbers, while the imaginary part represents a direction perpendicular to the real axis on the complex plane. Complex numbers let us represent and calculate quantities involving square roots of negative numbers.
Learn more about Complex Number , where and , is defined as . So you flip the sign of the imaginary part and leave the real part unchanged.