一样的方法啊|z|=√x^2+y^2=1x^2+y^2=1设x=sinty=cost|z-1-i|=√(x-1)^2+(y-1)^2=√(sint-1)^2+(cost-1)^2=√(sin^2t-2sint+1+cos^2t-2cost+1)=√[-2(sint+cost)+3]=√[-2√2(sintcos45°+costsin45°)+3]=√[3-2...