Algebra 2ChallengeCircles & Lines ShareCircles & Lines · Challenge problemWhat is the modulus of each root of z2−z+1=0z^2 - z + 1 = 0z2−z+1=0?A32\dfrac{\sqrt{3}}{2}23B12\dfrac{1}{2}21C2\sqrt{2}2D222E111Check Show answer Walk through it step by step Practice more like this Review this concept