ChallengeChallenge ShareChallenge · Challenge problemLet ω=e2πi/8\omega = e^{2\pi i/8}ω=e2πi/8. What is ∑j=0713−ωj\displaystyle\sum_{j=0}^{7} \frac{1}{3 - \omega^{j}}j=0∑73−ωj1?A2187820\dfrac{2187}{820}8202187B1820\dfrac{1}{820}8201C3820\dfrac{3}{820}8203D3007820\dfrac{3007}{820}8203007E888Check Show answer Walk through it step by step Practice more like this