• 2022-06-07
    设f(x)在(-[img=14x11]17e0a6a9a5d0661.jpg[/img],+[img=14x11]17e0a6a9a5d0661.jpg[/img])上连续,a和b是任意实数,且a<;b,则f(x)必有界的区间是
    未知类型:{'options': ['[a,b)', ' (a,b]', ' [a,b]', ' (-[img=14x11]17e0a6a9a5d0661.jpg[/img],+[img=14x11]17e0a6a9a5d0661.jpg[/img])'], 'type': 102}
  • 举一反三