Question: i (3 4i) (1 + 2i) hand. Give an exact answer, including square roots, if needed. (1) Find No extensive calculations required. Do not

i (3 4i) (1 + 2i) hand. Give an exact answer, including square roots, if needed. (1) Find No extensive calculations required. Do not use Matlab/Octave, do it by (2) a) Find (1 - i)50 by first transforming 1-i into polar form. Give an exact, simplified answer. b) Find the 3rd roots of 1-i (i.c. find all z such that z = 1- i.) (3) Given the matrix A = 1 1 2 1 1 2 7 define the following matrices: B = 13 - A and C = 413 - A

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