alohaitsalex1676 alohaitsalex1676 29-04-2024 Engineering Answered The complex number z = j(-1+j)⁶ / (1+j)² can be expressed in the form C = Reʲ⌀.The values of R and ⌀ are given by : -(a) R= 2,⌀ = -π/2(b) R= 4,⌀ = -π/2(c) R= 2,⌀ = π/2(d) R = 4,⌀ = π/2