解方程:25x2-36=0.
整理得,x2=3625,
∴x=±65.
故答案为:x=±65.
—I do believe the scientific explanation that when a tomb is opened, the fresh air disturbs the viruses inside it. What about you?
—So do I. If _______ in, the disturbed viruses may cause illness or even death.
A.breathing
B.breathed
C.being breathed
D.to breathe
婴儿,1岁。面颊和额部红斑、丘疹、丘疱疹,有明显渗出和小的糜烂面与结痂。临床应诊断为()
A.裂纹性湿疹
B.婴儿湿疹
C.遗传过敏性皮炎
D.自身敏感性皮炎
E.脂溢性皮炎