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(Solved): (a) The equation \( z^{7}=1 \) has seven solutions in \( z \). Find all the solutions. (b) The equa ...
(a) The equation \( z^{7}=1 \) has seven solutions in \( z \). Find all the solutions. (b) The equation \( z^{5}=1+j \) has five solutions in \( z \). Find all the solutions. Hint: Think in polar coordinates.