首页
下列运算正确的是A.a3a2=a6B.C.(-a3)2=a5D.(3ab2)3=9a3b6
试题详情
下列运算正确的是( )
A.a
3a
2=a
6B.
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAFAAAAAbCAYAAADrjggCAAAAAXNSR0IArs4c6QAAAARnQU1BAACx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=
)
C.(-a
3)
2=a
5D.(3ab
2)
3=9a
3b
6
相关试题
-
下列运算正确的是( )
A.a3a2=a6
B.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAFAAAAAbCAYAAADrjggCAAAAAXNSR0IArs4c6QAAAARnQU1BAACx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=
)
C.(-a3)2=a5
D.(3ab2)3=9a3b6
-
下列运算正确的是( )
A.a3a2=a6
B.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAFAAAAAbCAYAAADrjggCAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAH+SURBVGhD7ZhBsoMgDIY5lwuO456buPYgbjlI
FxyFR7BqUGINYJU+nemM7ZgUPv78BIVNuIQQ9i6fhOEXDREp2QDec40Ekkg8ABf5PAAzS+kB+G8A
arVsXEpnTrtceB0KNL2VEzS4d5uY7E05ChmZqgBotLYYl+mlFbIPfstgkBVaBcDNDKGcvw3wrXzf
/yILqRIgKHBdwpzGni85bdW8YO7eQZwYVggQT4aPIinCmMAutKoYoFbKXroHg33gEgaapPyJdoE8
iaySp6y2VtJSGyyUbukOhjP/+dlTPJBr7IQpW1csvVxKZF4Elz/wPfcdwzzXA5EUVm1UGQ+EpKxd
kTblcahg1IsSfduyeQN0XSnjNqoIQGyqh8p2x5Sx4rDXHMr7rYeQVRUACGrJUAPlm75UMvKeBjO0
mHyAEe87aswxU17mTXjhaWB2EuNzOOoBISIbYPaxijzbjgDvcual8F4P0I0svgi/AnBo3ztgOy9C
0Ady25fYUkZ98EYlvFPdHxU4DIMP7xphm+7l78NGOmw5+BZFgcrcnPgDSYr4CHDO6pU4qnB9EmG3
MTumXEUbg1AfB+iCWrcDgQo3R7niLQeokj7SJUnlpCAWwFfXWNF0W4AwuBJe6CdZh/dN68ECCEGg
QvJlAn71nrjibDtI/J9SYWyAMQ8sNZga8/wB0pVm0Fwjq2QAAAAASUVORK5CYII=
)
C.(-a3)2=a5
D.(3ab2)3=9a3b6
-
下列运算正确的是( )
A.a4•a2=a6
B.5a2b-3a2b=2
C.(-a3)2=a5
D.(3ab2)3=9a3b6
-
(2007•镇江)下列运算正确的是( )
A.a4•a2=a6
B.5a2b-3a2b=2
C.(-a3)2=a5
D.(3ab2)3=9a3b6
-
下列运算正确的是( )
A.a3•a2=a6
B.(-a3)2=a5
C.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAFAAAAAbCAYAAADrjggCAAAAAXNSR0IArs4c6QAAAARnQU1BAACx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=
)
D.(3ab2)3=9a3b6
-
下列运算正确的是( )
A.a3•a2=a6
B.(-a3)2=a5
C.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAFAAAAAbCAYAAADrjggCAAAAAXNSR0IArs4c6QAAAARnQU1BAACx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=
)
D.(3ab2)3=9a3b6
-
下列运算正确的是( )
A.a3•a2=a6
B.(-a3)2=a5
C.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAFAAAAAbCAYAAADrjggCAAAAAXNSR0IArs4c6QAAAARnQU1BAACx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=
)
D.(3ab2)3=9a3b6
-
下列运算正确的是( )
A.a3•a2=a6
B.(-a3)2=a5
C.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAFAAAAAbCAYAAADrjggCAAAAAXNSR0IArs4c6QAAAARnQU1BAACx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=
)
D.(3ab2)3=9a3b6
-
下列运算结果正确的是( )
A.a2•a3=a6
B.(ab2)3=a3b6
C.(a2)3=a5
D.a+2a2=3a3
-
(2009•徐汇区二模)下列运算结果正确的是( )
A.a2•a3=a6
B.(ab2)3=a3b6
C.(a2)3=a5
D.a+2a2=3a3