题目内容
下列分解因式正确的是( )
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试题答案
C
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下列分解因式正确的是( )
A.2x2-xy-x=2x(x-y-1)
B.-xy2+2xy-3y=-y(xy-2x-3)
C.x(x-y)-y(x-y)=(x-y)2
D.x2-x-3=x(x-1)-3
查看习题详情和答案>>
A.2x2-xy-x=2x(x-y-1)
B.-xy2+2xy-3y=-y(xy-2x-3)
C.x(x-y)-y(x-y)=(x-y)2
D.x2-x-3=x(x-1)-3
查看习题详情和答案>>
下列分解因式正确的是( )
A.2x2-xy-x=2x(x-y-1)
B.-xy2+2xy-3y=-y(xy-2x-3)
C.x(x-y)-y(x-y)=(x-y)2
D.x2-x-3=x(x-1)-3
查看习题详情和答案>>
A.2x2-xy-x=2x(x-y-1)
B.-xy2+2xy-3y=-y(xy-2x-3)
C.x(x-y)-y(x-y)=(x-y)2
D.x2-x-3=x(x-1)-3
查看习题详情和答案>>
下列分解因式正确的是( )
查看习题详情和答案>>
| A.2x2-xy-x=2x(x-y-1) |
| B.-xy2+2xy-3y=-y(xy-2x-3) |
| C.x(x-y)-y(x-y)=(x-y)2 |
| D.x2-x-3=x(x-1)-3 |
(2008•宁夏)下列分解因式正确的是( )
A.2x2-xy-x=2x(x-y-1)
B.-xy2+2xy-3y=-y(xy-2x-3)
C.x(x-y)-y(x-y)=(x-y)2
D.x2-x-3=x(x-1)-3
查看习题详情和答案>>
A.2x2-xy-x=2x(x-y-1)
B.-xy2+2xy-3y=-y(xy-2x-3)
C.x(x-y)-y(x-y)=(x-y)2
D.x2-x-3=x(x-1)-3
查看习题详情和答案>>
(2008•宁夏)下列分解因式正确的是( )
A.2x2-xy-x=2x(x-y-1)
B.-xy2+2xy-3y=-y(xy-2x-3)
C.x(x-y)-y(x-y)=(x-y)2
D.x2-x-3=x(x-1)-3
查看习题详情和答案>>
A.2x2-xy-x=2x(x-y-1)
B.-xy2+2xy-3y=-y(xy-2x-3)
C.x(x-y)-y(x-y)=(x-y)2
D.x2-x-3=x(x-1)-3
查看习题详情和答案>>