你是想求啥呀过程结果y不等于零时为，x的平方减去128倍x的四次方=1小学生？x = (1/256 - (511^(1/2)*i)/256)^(1/2)(1/256 + (511^(1/2)*i)/256)^(1/2) -(1/256 - (511^(1/2)*i)/256)^(1/2) -((511^(1/2)*i)/256 + 1/256)^(1/2)4个解这是计算题，不要搜到答案就发 = =我是用matlab解得