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> 下列二次根式中,与是同类二次根式的是()A.B.C.D.-九年级数学
下列二次根式中,与是同类二次根式的是()A.B.C.D.-九年级数学
题目简介
下列二次根式中,与是同类二次根式的是()A.B.C.D.-九年级数学
题目详情
下列二次根式中,与
是同类二次根式的是 ( )
A.
B.
C.
D.
题型:单选题
难度:偏易
来源:不详
答案
B
分析:利用开根号的知识分别将各选项进行化简,然后即可得出答案.
解答:解:A、
=
,故本选项错误;
B、
,故本选项正确;
C、
,故本选项错误;
D、
=
,故本选项错误.
故选B.
上一篇 :
下面四个数中与最接近的数是()A.2
下一篇 :
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题目简介
下列二次根式中,与是同类二次根式的是()A.B.C.D.-九年级数学
题目详情
答案
解答:解:A、
B、
C、
D、
故选B.