试题详情
4的算术平方根是( )
A.2
B.-2
C.±2
D.
相关试题
-
一个正偶数的算术平方根是a,那么与这个正偶数相邻的下一个正偶数的算术平方根( )
A.a+2
B.a2+2
C.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACoAAAAbCAYAAAAK5R1TAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAF7SURBVFhH7ZZNjsMgDIV9riw4TvbcJGsOki0H
6YKjuDiQBor5iSAaRjOolVpKnY9n+wEgMwAAp3vnQLn5n5yDf9DB8v8xRbW8mk/qwVq6cP2KGoXi
hKPP1jGEMsNhu0GN1hhiGSUQhIrmRlB3gyYQVAa/AZQUnTL1saIa5QNqjmmmgFRLic/0/Iiu96CU
8oecaZA9URjbQFFd2u/N0KEHF8qmu+sPO0puW0wJcPChB9uikRQns8Nu0GaPZEDvePAtUC3Pe6pV
jFLWnF9XHtXlhZiNoAaVCI9Gl6bag6+NcRfxtDxofS5mEygFiE2cwAXeOtJrikb1mhZUHZQCfHcj
N1cr1iIobbzswYD76rt2/TyKuvgc6ZH4XQY1Qv97AVTLenZg3/cj0rYALtvLmWsAGqfdWwhQYIP2
1T4yoMlBkVl3SXco61QNQdHfMZ1XUnpC2HZObiXfbHwJRDW6WhhSNQLtYxn27wj0tS0IyzY/KG2f
VJ1e0TNPM4K+Ae0fD7Yllxv/AAAAAElFTkSuQmCC
)
D.
-
一个正偶数的算术平方根是a,那么与这个正偶数相邻的下一个正偶数的算术平方根( )
A.a+2
B.a2+2
C.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACoAAAAbCAYAAAAK5R1TAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAF7SURBVFhH7ZZNjsMgDIV9riw4TvbcJGsOki0H
6YKjuDiQBor5iSAaRjOolVpKnY9n+wEgMwAAp3vnQLn5n5yDf9DB8v8xRbW8mk/qwVq6cP2KGoXi
hKPP1jGEMsNhu0GN1hhiGSUQhIrmRlB3gyYQVAa/AZQUnTL1saIa5QNqjmmmgFRLic/0/Iiu96CU
8oecaZA9URjbQFFd2u/N0KEHF8qmu+sPO0puW0wJcPChB9uikRQns8Nu0GaPZEDvePAtUC3Pe6pV
jFLWnF9XHtXlhZiNoAaVCI9Gl6bag6+NcRfxtDxofS5mEygFiE2cwAXeOtJrikb1mhZUHZQCfHcj
N1cr1iIobbzswYD76rt2/TyKuvgc6ZH4XQY1Qv97AVTLenZg3/cj0rYALtvLmWsAGqfdWwhQYIP2
1T4yoMlBkVl3SXco61QNQdHfMZ1XUnpC2HZObiXfbHwJRDW6WhhSNQLtYxn27wj0tS0IyzY/KG2f
VJ1e0TNPM4K+Ae0fD7Yllxv/AAAAAElFTkSuQmCC
)
D.
-
一个正偶数的算术平方根是a,那么与这个正偶数相邻的下一个正偶数的算术平方根( )
A.a+2
B.a2+2
C.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACoAAAAbCAYAAAAK5R1TAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAF7SURBVFhH7ZZNjsMgDIV9riw4TvbcJGsOki0H
6YKjuDiQBor5iSAaRjOolVpKnY9n+wEgMwAAp3vnQLn5n5yDf9DB8v8xRbW8mk/qwVq6cP2KGoXi
hKPP1jGEMsNhu0GN1hhiGSUQhIrmRlB3gyYQVAa/AZQUnTL1saIa5QNqjmmmgFRLic/0/Iiu96CU
8oecaZA9URjbQFFd2u/N0KEHF8qmu+sPO0puW0wJcPChB9uikRQns8Nu0GaPZEDvePAtUC3Pe6pV
jFLWnF9XHtXlhZiNoAaVCI9Gl6bag6+NcRfxtDxofS5mEygFiE2cwAXeOtJrikb1mhZUHZQCfHcj
N1cr1iIobbzswYD76rt2/TyKuvgc6ZH4XQY1Qv97AVTLenZg3/cj0rYALtvLmWsAGqfdWwhQYIP2
1T4yoMlBkVl3SXco61QNQdHfMZ1XUnpC2HZObiXfbHwJRDW6WhhSNQLtYxn27wj0tS0IyzY/KG2f
VJ1e0TNPM4K+Ae0fD7Yllxv/AAAAAElFTkSuQmCC
)
D.
-
下列说法中正确的是( )
A.
的平方根是±6
B.
的平方根是±2
C.|-8|的立方根是-2
D.
的算术平方根是4
-
下列说法中正确的是( )
A.
的平方根是±6
B.
的平方根是±2
C.|-8|的立方根是-2
D.
的算术平方根是4
-
下列说法中正确的是( )
A.
的平方根是±6
B.
的平方根是±2
C.|-8|的立方根是-2
D.
的算术平方根是4
-
下列说法中正确的是( )
A.
的平方根是±6
B.
的平方根是±2
C.|-8|的立方根是-2
D.
的算术平方根是4
-
(-2)2的算术平方根是( )
A.2
B.±2
C.-2
D.
-
的算术平方根为( )
A.2
B.-2
C.±2
D.16
-
的算术平方根是( )
A.±2
B.2
C.±4
D.4