Complex Conjugate

Last updated Jun 23, 2022

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The Complex Conjugate of a Complex Number is the complex number obtained by negating its imaginary part. ¹
We denote the complex conjugate of $z$ as $z^∗$, so if $z = x + iy = re^{iθ}$ , then $$z^∗ = x − iy = re^{−iθ}.$$