Cho hàm số liên tục trên diện tích S của hình phẳng giới hạn bởi đồ thị hàm số trục hoành và hai đường thẳng , được tính theo công thức

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Một số câu hỏi khác có thể bạn quan tâm.

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

  My brother and I went to that school.
  
  

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

  around                   famous                   today                    make

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

  work               information                     connector              visitor

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

  destination               status             debate                another

• Choose a word that has different stress pattern:

  permission                       entertain                   geography               excursion

• Choose the best answer for the following sentence:

  Where's your father?

  He _________ in his office.
  
  

• Choose the best answer for the following sentence:

  I'm afraid my parents do not allow me ___________ on a long journey.
    

• Choose the best answer for the following sentence:

  Tell me about your plan, Lan. What ____________ this Saturday evening?
  
  

• Choose the correct sentence which is built from the words and phrases given:

  The film / very controversial / ending / marriage / love/ Rhett Butler / Scarlet O'Hara//.
  
  

• Choose the best answer for the following sentence:

  Have you found anywhere suitable ___________ our picnic?