Amanderfoz Amanderfoz 18-01-2024 Mathematics Answered Which equation has exactly 4 solutions in the set of complex numbers? 15x3 + 8x2 + 10x = 0 7x4 – 9x3 + x = 2x2 + 2 – 4x4 + x5 + 12x = 7 22x + 3x2 = – 18