首页
(1997•内江)若式子有意义,且x<3,则化简+|2x-7|=________.
试题详情
(1997•内江)若式子
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAB4AAAAkCAYAAACe0YppAAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAgY0hSTQAAeiYAAICEAAD6AAAAgOgAAHUwAADqYAAAOpgAABdwnLpRPAAAAVZJREFU
WEftVosNhCAM5TZyH7dgCJdgBwdgjibuwBK9tgriLwe9qLmLTYzGUF7fayl9IZm5wxj4DjN3gIrK
KuDg0RqLPqi8xakeGBzXBD1XA0u8gO4Brkx3fY4fqSsljst/SGppHnyOx8eBjrKSsQ4s93qAv9ew
cAceAVKhXPWtu50KGX1atltcZzM/ZMzAZ9sh4wdYpUAak+jkrHrreVJzT49gU3+32XR4GnAAwHwI
Dd6isT79+wgsDlTlMVpwJFu2QXEKWPYaYNmYpSInoCC01yATUEgd0NuZtQy4zPyo3W6io3F4pZLB
vp02aJNqew2EgbRswTmaxJdm+r6XP11jsOkG+d4CAzGmXCuQWeI9t7m4hPnIeg0sEU95DvT2peMO
FVSeV8pPCmJR1S3ljFlH4FjRY8RjnksrOvou62CWfAE8dA2aptuRuvjQFC/cnGNm/de30xthwfGk
G/vNLgAAAABJRU5ErkJggg==
)
有意义,且x<3,则化简
![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADsAAAAbCAYAAADCifeFAAAAAXNSR0IArs4c6QAAAARnQU1BAACx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)
+|2x-7|=________.
相关试题
-
(1997•内江)若式子
有意义,且x<3,则化简
+|2x-7|=________.
-
(1997•内江)若式子
有意义,且x<3,则化简
+|2x-7|=________.
-
(2004•内江)要使式子
有意义,则x应满足的条件是________.
-
(2004•内江)要使式子
有意义,则x应满足的条件是________.
-
(2004•内江)要使式子
有意义,则x应满足的条件是________.
-
(1997•内江)解方程:2x2-6x-3
+2=0
-
(1997•内江)解方程:2x2-6x-3
+2=0
-
(1997•内江)已知1<x<2,
,则
的值是________.
-
(1997•内江)已知1<x<2,
,则
的值是________.
-
(1997•内江)已知一元二次方程x2-2k(x-1)-1=0的两实根的和等于这两实根的平方和,则k所有可能的值是( )
A.1,2
B.1,![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAAjCAYAAACpZEt+AAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAACfSURBVDhP3VNBDsAgCOvL+BPf4TM8hacwmZnD
uc2L2WEmxphgi22BTxYWFpg4gVysx6wUyg6g7KeCWuX884JdpNChbtZTrJVePNg6pzgauzsDdI6w
KFEtMEUoEs+hgoeKTboITSlKUsJUuxcm1KGMvwi6jHD9hfKbWV0/9WmiMBfiku27udhHY5yJhhCd
55DEIB13RFOjUSfVZ2a9eL4BYBXpBOX9qe0AAAAASUVORK5CYII=
)
C.2,![](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAAjCAYAAACpZEt+AAAAAXNSR0IArs4c6QAAAARnQU1BAACx
jwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAACfSURBVDhP3VNBDsAgCOvL+BPf4TM8hacwmZnD
uc2L2WEmxphgi22BTxYWFpg4gVysx6wUyg6g7KeCWuX884JdpNChbtZTrJVePNg6pzgauzsDdI6w
KFEtMEUoEs+hgoeKTboITSlKUsJUuxcm1KGMvwi6jHD9hfKbWV0/9WmiMBfiku27udhHY5yJhhCd
55DEIB13RFOjUSfVZ2a9eL4BYBXpBOX9qe0AAAAASUVORK5CYII=
)
D.-1,-2