Trong các hàm số sau hàm số nào đồng biến trên ?         

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Một số câu hỏi khác có thể bạn quan tâm.

• Choose the best answer for the following sentence:

  Books are a wonderful source _____________ knowledge and pleasure.
   

• Choose the best answer for the following sentence:

  Mary enjoys reading ______________, adventure, and whatever else she can either buy or borrow.
  
  

• Choose the best answer for the following sentence:

  The novel has had a tremendous impact on _______________ and publishing markets.
   

• Choose the best answer for the following sentence:

  The reviewer ________________ Mathew’s new novel as a new style of modem science fiction.
   

• Choose the best answer for the following sentence:

  I have nearly finished reading the book. There are only a few ____________ left.
   

• Choose the best answer for the following sentence:

  Can you ______________ what it would be like to live without books?
   

• Choose the best answer for the following sentence:

  A ____________ is a book, film, or play that tells an exciting fictional story about something such as criminal activities or spying.
   

• Choose the best answer for the following sentence:

  Peter enjoys ____________ science fictions, ___________ type of book based on imag-ined scientific discoveries in the future.
  
  

• Choose the best answer for the following sentence:

  Different people never read a book in ___________same way.
   

• Choose the best answer for the following sentence:

  Before eating, ___________________ thoroughly with soap and clean water.