mata22MATA22 Textbook - A Course in ar Algebra - David B_ Damiano, John B_ Little, 2011 Courses . submitted 3 months ago by MeaningImpressive548 Computer Science.MATA22 Final Exam Review Seminar Notes Alice Huang April 2 2019 1 Complex Numbers Problem Roots of Complex Number. Find all complex numbers x such that x4 = −1. Solution: