复数1/（i+1）+i/2的值是_数学解答

复数1/（i+1）+i/2的值是

人气：432 ℃　时间：2020-10-02 07:16:57

解答

1/(i+1) = (1-i) / (1+1) = 1/2 - i/2
1/(i+1)+i/2 = 1/2 - i/2 + i/2 = 1/2