修正14665题面
This commit is contained in:
parent
22f1f11b65
commit
db4395d998
|
|
@ -410263,7 +410263,7 @@
|
||||||
},
|
},
|
||||||
"014665": {
|
"014665": {
|
||||||
"id": "014665",
|
"id": "014665",
|
||||||
"content": "已知$f(x)=\\begin{cases}|\\lg | x-1 \\|, & x \\neq 1, \\\\ 0, & x=1.\\end{cases}$关于$x$的方程$f^2(x)+b f(x)+c=0$有$7$个不同实数解的一个充要条件是\\bracket{20}.\n\\fourch{$b<0$且$c>0$}{$b>0$且$c<0$}{$b<0$且$c=0$}{$b \\geq 0$且$b<0$}",
|
"content": "已知$f(x)=\\begin{cases}|\\lg | x-1 \\|, & x \\neq 1, \\\\ 0, & x=1.\\end{cases}$关于$x$的方程$f^2(x)+b f(x)+c=0$有$7$个不同实数解的一个充要条件是\\bracket{20}.\n\\fourch{$b<0$且$c>0$}{$b>0$且$c<0$}{$b<0$且$c=0$}{$b \\geq 0$且$c=0$}",
|
||||||
"objs": [],
|
"objs": [],
|
||||||
"tags": [
|
"tags": [
|
||||||
"第二单元"
|
"第二单元"
|
||||||
|
|
@ -410275,7 +410275,8 @@
|
||||||
"usages": [],
|
"usages": [],
|
||||||
"origin": "2023年空中课堂高三复习课28",
|
"origin": "2023年空中课堂高三复习课28",
|
||||||
"edit": [
|
"edit": [
|
||||||
"20230312\t王伟叶"
|
"20230312\t王伟叶",
|
||||||
|
"20240204\t王伟叶"
|
||||||
],
|
],
|
||||||
"same": [],
|
"same": [],
|
||||||
"related": [],
|
"related": [],
|
||||||
|
|
|
||||||
Reference in New Issue