修改22696题面

题库0.3/Problems.json

@@ -599113,7 +599113,7 @@
     },
     "022696": {
         "id": "022696",
-        "content": "判断下列函数$y=f(x)$的奇偶性, 并给出证明:\\\\\n(1) $f(x)=2 x-x^2$;\\\\\n(2) $f(x)=\\dfrac{1-x}{1+x}$;\\\\\n(3) $f(x)=\\begin{cases}-x^2+x, & x \\geq 0, \\\\x^2+x, & x<0.\\end{cases}$",
+        "content": "判断下列函数$y=f(x)$的奇偶性, 并给出证明:\\\\\n(1) $f(x)=2 x-x^2$;\\\\\n(2) $f(x)=\\dfrac{2-\\log_2 x}{2+\\log_2 x}$;\\\\\n(3) $f(x)=\\begin{cases}-x^2+x, & x \\geq 0, \\\\x^2+x, & x<0.\\end{cases}$",
         "objs": [],
         "tags": [
             "第二单元"
@@ -599126,6 +599126,7 @@
         "origin": "2025届高一校本作业必修第五章-20231107修改",
         "edit": [
             "20221231\t王伟叶",
+            "20231107\t王伟叶",
             "20231107\t王伟叶"
         ],
         "same": [],