首页
已知实数x,y满足,则代数式(x+y)2008的值为A.-1B.1C.2008D.-200...
试题详情
已知实数x,y满足
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAF4AAAASCAYAAADSSGl5AAAAAXNSR0IArs4c6QAAAARnQU1BAACx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)
,则代数式(x+y)
2008的值为( )
A.-1
B.1
C.2008
D.-2008
相关试题
-
已知实数x,y满足
,则代数式(x+y)2008的值为( )
A.-1
B.1
C.2008
D.-2008
-
已知实数x,y满足
,则代数式(x+y)2008的值为( )
A.-1
B.1
C.2008
D.-2008
-
已知实数x,y满足
,则代数式(x+y)2008的值为( )
A.-1
B.1
C.2008
D.-2008
-
已知实数x,y满足|x+3|+
=0,则代数式(x+y)2008的值为( )
A.-1
B.1
C.2008
D.-2008
-
已知a是方程x2-2008x+1=0的一个根,则代数式a2-2007a+
的值为( )
A.2006
B.2007
C.2008
D.无法确定
-
(2008•福州)已知抛物线y=x2-x-1与x轴的一个交点为(m,0),则代数式m2-m+2008的值为( )
A.2006
B.2007
C.2008
D.2009
-
已知抛物线y=x2-x-1与x轴的一个交点为(m,0),则代数式m2-m+2008的值为( )
A.2006
B.2007
C.2008
D.2009
-
已知抛物线y=x2+2x-3与x轴的一个交点为(a,0),则代数式a2+2a+2006的值为( )
A.2006
B.2007
C.2008
D.2009
-
若a是方程x2+x+2009=0的一个根,则代数式a(a+1)的值等于( )
A.0
B.2009
C.2008
D.-2009
-
若m、n是方程x2-x-2010=0的两根.则代数式(m2-2m-2010)(-n2+2n+2010)的值( )
A.2010
B.2009
C.2008
D.2007