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> 若二次根式有意义,则的取值范围为A.B.C.D.-九年级数学
若二次根式有意义,则的取值范围为A.B.C.D.-九年级数学
题目简介
若二次根式有意义,则的取值范围为A.B.C.D.-九年级数学
题目详情
若二次根式
有意义,则
的取值范围为
A.
B.
C.
D.
题型:单选题
难度:中档
来源:不详
答案
D
根据二次根式有意义的条件,x-1≥0,
x≥1.
故答案为D
上一篇 :
9的平方根是().A.B.3C.±3D.81-八年级
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题目简介
若二次根式有意义,则的取值范围为A.B.C.D.-九年级数学
题目详情
答案
x≥1.
故答案为D