问题 填空题
m是方程x2-2010x+1=0的一个解,则m2-2009m+
2010
m2+1
值是______.
答案

∵m是方程的一个根,

∴有:m2-2010m+1=0,

得:m2=2010m-1,①

2010
m2+1
=
1
m
,②

∴代数式m2-2009m+

2010
m2+1

=2010m-1-2009m+

1
m

=m+

1
m
-1

=

m2+1
m
-1

=2010-1

=2009.

故答案为:2009.

1、下面这幅画的作者和画名分别是什么?

                                                                                                                                                             

2、该作者最擅长画什么?他的这类画有什么特点? 

                                                                                                                                                             

                                                                                                                                                             

3、当时,人称他的“三绝”是什么?

                                                                                                                                                             

4、他的另外一幅代表画是什么?

                                                                                                                                                            

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