Search results with tag "Complex roots"

1 Complex algebra and the complex plane

1 p 1 4 2 = 1 p 3 2 = 1 p 3 p 1 2 = 1 p 3i 2: Think: Do you know how to solve quadratic equations by completing the square? This is how the quadratic formula is derived and is well worth knowing! 1.2 Fundamental theorem of algebra One of the reasons for using complex numbers is because allowing complex roots means every polynomial has exactly ...

  Square, Complex, Root, 1 complex, Complex roots