a Determine the fourth roots of z = -25 i. Enter your answer as a set of lists, where each list consists in order of the modulus and the argument of the 4th root of unity. Each argument should be entered as a multiple of r and should fall in the interval [0, 27). %3D {[25^(1/4), 15*pi/8], [25^(1/4 Your last answer was interpreted as follows: 11T 15 T 254, 8. 25 8. 25 25 8 8

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