[ Mức 1] Cho hàm số y=fx có bảng biến thiên như sau:

Hỏi hàm số đã cho đồng biến trên khoảng nào dưới đây?

Chia sẻ

Một số câu hỏi khác có thể bạn quan tâm.

• Choose the word that has the underlined part pronounced differently from the rest:

  hitting                honour                 heart                horrible

• Choose a word that has different stress pattern:

  constancy                   decorate                     government                  encourage

• Choose a word that has different stress pattern:

  sympathy                  experience                      anyone                   orphanage

• Choose the best answer for the following sentence:

  While she _____________ the room, she broke the vase.
   

• Choose the best answer for the following sentence:

  He said that if he __________ me, he __________ working for Mr. Andrews.
   

• Choose the best answer for the following sentence:

  ____________ attended the meeting last week, did they?
   

• Choose the best answer for the following sentence:

  The FIFA Women’s World Cup 2007 was ____________ in China.
   

• Choose one sentence that has the same meaning as the root one:

  She is very shy; that’s why she doesn't enjoy parties.
   

• Choose one sentence that has the same meaning as the root one:

  He played some games and then went to bed.
  
  

• Choose a word that has different stress pattern:

  firework                  resource                 sponsor                  gradual