Cho hàm số y=fx có bảng biến thiên như sau

Hàm số đã cho đồng biến trên khoảng nào dưới đây?

Chia sẻ

Một số câu hỏi khác có thể bạn quan tâm.

• Mark the letter A, B, C or D to Indicate the sentence that in closest in meaning to each of the following questions:

  Twice as many men as women are insurance agents.          .  

• Mark the letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions:

  "How fashionable your dress is!" they said to the lady.         

• Mark the letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions:

  You can never be sure about the accuracy of TV weather reports.  

• Mark the letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions:

  Of the members, half were for the proposal and half were against.         

• Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions:   

  It’s no use asking her for help.           

• Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions: 

   “I was not there at the time”, he said.         

• Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions:

  You are in this mess right now because you didn’t listen to my advice in the first place.             

• Mark the letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions:

  If it hadn’t been for his carelessness, we would have finished the work.         

• Mark the letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions:

  I was offered to work for IBM, but I rejected.         

• Mark the letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to each of the following questions:

  People say that Cameron was the best director of his time.