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(2006•韶关)下列计算正确的是A.a3•a2=a6B.(-a3)2=a6C.D.
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(2006•韶关)下列计算正确的是( )
A.a
3•a
2=a
6B.(-a
3)
2=a
6C.
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADIAAAAbCAYAAAA+nNxPAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAFwSURBVFhH7VZBEoMgDMy7PPAc7/zEMw/xykN6
4Ckp0VIJ2qmBMI6dMu2MMpBk2d0I4MEAANT4H8XuNQefgPRK2CvuH0ivk62N+2eEnZy3W3OwvvZQ
m/a1MxIcmlQ8PceOZ1xoKqpmczOQ4D3mZQdnEIxjczWFSfc0A9klJJn9AhBipJSW5OMqZSKtV2bE
o72ADQKjCsRbi716lrfp2hRzkHyL7qgGhCTVp/MGdCbvhJH12BnLXDpA4gkxX8T3PFGLR4gJ7jkC
ZrDs8M1Alna7uy0rSYy+S6Xnjua0PVLbcT7t23fAUmbbThEj3wynDYTLavUGAMkqYPyxcRLIOcNp
A8HXlWeVLsk1B1MB5Kzh1IEIAn5nRGA4QV71pYDz+Oo64zs4UZmGxHDq1QkCwjzPy/JpABymx/Kc
A5EYTpBXfel29AszKys5EInh1KsTBGQeGaOkiBUGRBDsyqUMyGMaEIbp/kDoRImV2zOSpHFHIE/N
sX5HnQ+ZQQAAAABJRU5ErkJggg==
)
D.
相关试题
-
(2006•韶关)下列计算正确的是( )
A.a3•a2=a6
B.(-a3)2=a6
C.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADIAAAAbCAYAAAA+nNxPAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAFwSURBVFhH7VZBEoMgDMy7PPAc7/zEMw/xykN6
4Ckp0VIJ2qmBMI6dMu2MMpBk2d0I4MEAANT4H8XuNQefgPRK2CvuH0ivk62N+2eEnZy3W3OwvvZQ
m/a1MxIcmlQ8PceOZ1xoKqpmczOQ4D3mZQdnEIxjczWFSfc0A9klJJn9AhBipJSW5OMqZSKtV2bE
o72ADQKjCsRbi716lrfp2hRzkHyL7qgGhCTVp/MGdCbvhJH12BnLXDpA4gkxX8T3PFGLR4gJ7jkC
ZrDs8M1Alna7uy0rSYy+S6Xnjua0PVLbcT7t23fAUmbbThEj3wynDYTLavUGAMkqYPyxcRLIOcNp
A8HXlWeVLsk1B1MB5Kzh1IEIAn5nRGA4QV71pYDz+Oo64zs4UZmGxHDq1QkCwjzPy/JpABymx/Kc
A5EYTpBXfel29AszKys5EInh1KsTBGQeGaOkiBUGRBDsyqUMyGMaEIbp/kDoRImV2zOSpHFHIE/N
sX5HnQ+ZQQAAAABJRU5ErkJggg==
)
D.
-
(2006•韶关)下列计算正确的是( )
A.a3•a2=a6
B.(-a3)2=a6
C.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADIAAAAbCAYAAAA+nNxPAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAFwSURBVFhH7VZBEoMgDMy7PPAc7/zEMw/xykN6
4Ckp0VIJ2qmBMI6dMu2MMpBk2d0I4MEAANT4H8XuNQefgPRK2CvuH0ivk62N+2eEnZy3W3OwvvZQ
m/a1MxIcmlQ8PceOZ1xoKqpmczOQ4D3mZQdnEIxjczWFSfc0A9klJJn9AhBipJSW5OMqZSKtV2bE
o72ADQKjCsRbi716lrfp2hRzkHyL7qgGhCTVp/MGdCbvhJH12BnLXDpA4gkxX8T3PFGLR4gJ7jkC
ZrDs8M1Alna7uy0rSYy+S6Xnjua0PVLbcT7t23fAUmbbThEj3wynDYTLavUGAMkqYPyxcRLIOcNp
A8HXlWeVLsk1B1MB5Kzh1IEIAn5nRGA4QV71pYDz+Oo64zs4UZmGxHDq1QkCwjzPy/JpABymx/Kc
A5EYTpBXfel29AszKys5EInh1KsTBGQeGaOkiBUGRBDsyqUMyGMaEIbp/kDoRImV2zOSpHFHIE/N
sX5HnQ+ZQQAAAABJRU5ErkJggg==
)
D.
-
(2006•韶关)下列计算正确的是( )
A.a3•a2=a6
B.(-a3)2=a6
C.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADIAAAAbCAYAAAA+nNxPAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAFwSURBVFhH7VZBEoMgDMy7PPAc7/zEMw/xykN6
4Ckp0VIJ2qmBMI6dMu2MMpBk2d0I4MEAANT4H8XuNQefgPRK2CvuH0ivk62N+2eEnZy3W3OwvvZQ
m/a1MxIcmlQ8PceOZ1xoKqpmczOQ4D3mZQdnEIxjczWFSfc0A9klJJn9AhBipJSW5OMqZSKtV2bE
o72ADQKjCsRbi716lrfp2hRzkHyL7qgGhCTVp/MGdCbvhJH12BnLXDpA4gkxX8T3PFGLR4gJ7jkC
ZrDs8M1Alna7uy0rSYy+S6Xnjua0PVLbcT7t23fAUmbbThEj3wynDYTLavUGAMkqYPyxcRLIOcNp
A8HXlWeVLsk1B1MB5Kzh1IEIAn5nRGA4QV71pYDz+Oo64zs4UZmGxHDq1QkCwjzPy/JpABymx/Kc
A5EYTpBXfel29AszKys5EInh1KsTBGQeGaOkiBUGRBDsyqUMyGMaEIbp/kDoRImV2zOSpHFHIE/N
sX5HnQ+ZQQAAAABJRU5ErkJggg==
)
D.
-
(2006•湘西州)下列计算正确的是( )
A.a3•a2=a6
B.a3+a3=a6
C.a8÷a2=a6
D.a7-a=a6
-
(2006•临沂)下列运算正确的是( )
A.a2•a3=a6
B.(a3)2=a6
C.a5÷a5=a
D.2x2-x=
-
下列计算正确的是( )
A.a3•a2=a6
B.(-a3)2=a6
C.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADIAAAAbCAYAAAA+nNxPAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAFwSURBVFhH7VZBEoMgDMy7PPAc7/zEMw/xykN6
4Ckp0VIJ2qmBMI6dMu2MMpBk2d0I4MEAANT4H8XuNQefgPRK2CvuH0ivk62N+2eEnZy3W3OwvvZQ
m/a1MxIcmlQ8PceOZ1xoKqpmczOQ4D3mZQdnEIxjczWFSfc0A9klJJn9AhBipJSW5OMqZSKtV2bE
o72ADQKjCsRbi716lrfp2hRzkHyL7qgGhCTVp/MGdCbvhJH12BnLXDpA4gkxX8T3PFGLR4gJ7jkC
ZrDs8M1Alna7uy0rSYy+S6Xnjua0PVLbcT7t23fAUmbbThEj3wynDYTLavUGAMkqYPyxcRLIOcNp
A8HXlWeVLsk1B1MB5Kzh1IEIAn5nRGA4QV71pYDz+Oo64zs4UZmGxHDq1QkCwjzPy/JpABymx/Kc
A5EYTpBXfel29AszKys5EInh1KsTBGQeGaOkiBUGRBDsyqUMyGMaEIbp/kDoRImV2zOSpHFHIE/N
sX5HnQ+ZQQAAAABJRU5ErkJggg==
)
D.
-
下列计算正确的是( )
A.a3•a2=a6
B.(-a3)2=a6
C.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADIAAAAbCAYAAAA+nNxPAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAFwSURBVFhH7VZBEoMgDMy7PPAc7/zEMw/xykN6
4Ckp0VIJ2qmBMI6dMu2MMpBk2d0I4MEAANT4H8XuNQefgPRK2CvuH0ivk62N+2eEnZy3W3OwvvZQ
m/a1MxIcmlQ8PceOZ1xoKqpmczOQ4D3mZQdnEIxjczWFSfc0A9klJJn9AhBipJSW5OMqZSKtV2bE
o72ADQKjCsRbi716lrfp2hRzkHyL7qgGhCTVp/MGdCbvhJH12BnLXDpA4gkxX8T3PFGLR4gJ7jkC
ZrDs8M1Alna7uy0rSYy+S6Xnjua0PVLbcT7t23fAUmbbThEj3wynDYTLavUGAMkqYPyxcRLIOcNp
A8HXlWeVLsk1B1MB5Kzh1IEIAn5nRGA4QV71pYDz+Oo64zs4UZmGxHDq1QkCwjzPy/JpABymx/Kc
A5EYTpBXfel29AszKys5EInh1KsTBGQeGaOkiBUGRBDsyqUMyGMaEIbp/kDoRImV2zOSpHFHIE/N
sX5HnQ+ZQQAAAABJRU5ErkJggg==
)
D.
-
下列计算正确的是( )
A.a3•a2=a6
B.(-a3)2=a6
C.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADIAAAAbCAYAAAA+nNxPAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAFwSURBVFhH7VZBEoMgDMy7PPAc7/zEMw/xykN6
4Ckp0VIJ2qmBMI6dMu2MMpBk2d0I4MEAANT4H8XuNQefgPRK2CvuH0ivk62N+2eEnZy3W3OwvvZQ
m/a1MxIcmlQ8PceOZ1xoKqpmczOQ4D3mZQdnEIxjczWFSfc0A9klJJn9AhBipJSW5OMqZSKtV2bE
o72ADQKjCsRbi716lrfp2hRzkHyL7qgGhCTVp/MGdCbvhJH12BnLXDpA4gkxX8T3PFGLR4gJ7jkC
ZrDs8M1Alna7uy0rSYy+S6Xnjua0PVLbcT7t23fAUmbbThEj3wynDYTLavUGAMkqYPyxcRLIOcNp
A8HXlWeVLsk1B1MB5Kzh1IEIAn5nRGA4QV71pYDz+Oo64zs4UZmGxHDq1QkCwjzPy/JpABymx/Kc
A5EYTpBXfel29AszKys5EInh1KsTBGQeGaOkiBUGRBDsyqUMyGMaEIbp/kDoRImV2zOSpHFHIE/N
sX5HnQ+ZQQAAAABJRU5ErkJggg==
)
D.
-
下列计算正确的是( )
A.a3•a2=a6
B.(-a3)2=a6
C.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADIAAAAbCAYAAAA+nNxPAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAFwSURBVFhH7VZBEoMgDMy7PPAc7/zEMw/xykN6
4Ckp0VIJ2qmBMI6dMu2MMpBk2d0I4MEAANT4H8XuNQefgPRK2CvuH0ivk62N+2eEnZy3W3OwvvZQ
m/a1MxIcmlQ8PceOZ1xoKqpmczOQ4D3mZQdnEIxjczWFSfc0A9klJJn9AhBipJSW5OMqZSKtV2bE
o72ADQKjCsRbi716lrfp2hRzkHyL7qgGhCTVp/MGdCbvhJH12BnLXDpA4gkxX8T3PFGLR4gJ7jkC
ZrDs8M1Alna7uy0rSYy+S6Xnjua0PVLbcT7t23fAUmbbThEj3wynDYTLavUGAMkqYPyxcRLIOcNp
A8HXlWeVLsk1B1MB5Kzh1IEIAn5nRGA4QV71pYDz+Oo64zs4UZmGxHDq1QkCwjzPy/JpABymx/Kc
A5EYTpBXfel29AszKys5EInh1KsTBGQeGaOkiBUGRBDsyqUMyGMaEIbp/kDoRImV2zOSpHFHIE/N
sX5HnQ+ZQQAAAABJRU5ErkJggg==
)
D.
-
下列计算正确的是( )
A.a3•a2=a6
B.(-a3)2=a6
C.![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADIAAAAbCAYAAAA+nNxPAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAFwSURBVFhH7VZBEoMgDMy7PPAc7/zEMw/xykN6
4Ckp0VIJ2qmBMI6dMu2MMpBk2d0I4MEAANT4H8XuNQefgPRK2CvuH0ivk62N+2eEnZy3W3OwvvZQ
m/a1MxIcmlQ8PceOZ1xoKqpmczOQ4D3mZQdnEIxjczWFSfc0A9klJJn9AhBipJSW5OMqZSKtV2bE
o72ADQKjCsRbi716lrfp2hRzkHyL7qgGhCTVp/MGdCbvhJH12BnLXDpA4gkxX8T3PFGLR4gJ7jkC
ZrDs8M1Alna7uy0rSYy+S6Xnjua0PVLbcT7t23fAUmbbThEj3wynDYTLavUGAMkqYPyxcRLIOcNp
A8HXlWeVLsk1B1MB5Kzh1IEIAn5nRGA4QV71pYDz+Oo64zs4UZmGxHDq1QkCwjzPy/JpABymx/Kc
A5EYTpBXfel29AszKys5EInh1KsTBGQeGaOkiBUGRBDsyqUMyGMaEIbp/kDoRImV2zOSpHFHIE/N
sX5HnQ+ZQQAAAABJRU5ErkJggg==
)
D.