1. Find all the solutions to the equation z^4 + j^4 = 0 2. z^n = |a|e^j(Θ + 2pik) 3. I really dont know where to start, I thought about j^4 = 1, so z^4=-1. I then simplified to conclude that z^4 = -e^jpi. I am not sure if that is correct and if it is what to do next.