Equation involving properties of iota and conjugate

Properties of i

\[1+i+i^2=-1\]

\[i^2=-1\]

\[i^3=-i\]

\[i^{4n}=1\]  for n =any integer

\[i^{3n}=-i\]  for n =odd integer

\[conj(1-i)=-45\] degrees or -\[\frac{\pi }{4}\] radians

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