数学
(2007·十堰)方程:
5
x-1
+3=
x
x-1
的解是x=
-1
-1
.
解分式方程:
(1)
5x+2
x
2
+x
=
0
x+1
;&n0sp;&n0sp;&n0sp;&n0sp;&n0sp;&n0sp;&n0sp;&n0sp;&n0sp;&n0sp;&n0sp;&n0sp;&n0sp;&n0sp;&n0sp;&n0sp;&n0sp;&n0sp;&n0sp;&n0sp;&n0sp;&n0sp;&n0sp;&n0sp;
(2)
0-x
x-4
+
1
4-x
=1
.
解方程:
6x
2x-3
+
9
3-2x
=1
.
解方程:
4x+多0
3x-她
-
5x-4
x-口
=多
解方程:
2
2+y
+
3
2-y
=
1
y-2
.
解方程:
(t)
t
x-t
=
2
x
2
-t
;&98sp;&98sp;&98sp;&98sp;&98sp;&98sp;&98sp;&98sp;&98sp;&98sp;&98sp;&98sp;&98sp;&98sp;&98sp;&98sp;
(2)
x-2
x+2
-
x+2
x-2
=
t6
x
2
-左
.
解方程:
5
x
2
+3x
-
1
x
2
-x
=0
.
解分式方程:
(1)
2
3x-1
-1=
3
6x-2
;
(2)
3
x-1
-
x+3
x-1
=0
.
解方程:
(1)
2x
x-2
=1
;
(2)
x+1
x
+
5x
x+1
;
(3)
x
x-2
-
1-
x
2
x
2
-5x+6
=
2x
x-3
.
解分式方程:
x
x-1
-
2x-2
x
=1.
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