首页 > 中学考试杂题 > 题目详情

命题“∀x∈R,x2-2x+1≥0”的否定是( ) A.∃x∈R,x2-2x+1≤0 B.∃X∈R,x2-2x+1≥0 C.∃x∈R,x2-2x+1<0 D.∀x∈R,x2-2x+1<0

本题链接: