若复数z=(1+i)/(1-i)+m(1-i)为纯虚数,求实数m的值
问题描述:
若复数z=(1+i)/(1-i)+m(1-i)为纯虚数,求实数m的值
答
(1+i)/(1-i)+m(1-i)
=i+m-mi
=m+(1-m)i
复数z为纯虚数,所以其实部为0,虚部不为0.
即m=0,1-m≠0,求得m的值为0