Cho hàm số và đường thẳng . Với giá trị nào của thì d cắt (C) tại 2 điểm phân biệt ?  

Chia sẻ

Một số câu hỏi khác có thể bạn quan tâm.

• Choose a word that has different stress pattern:

  tobacco                breakfast                     children                    several

• Choose a word that has different stress pattern:

  routine                   tobacco                     neighbour                     experience

• Find a mistake in the four underlined parts of the sentence and correct it:

  Mr. Vy leaves the house at a quarter past five and arrive in the field at exactly 5.30.

• Find a mistake in the four underlined parts of the sentence and correct it:

  We expect getting a pay rise next month.

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

  We started to write to each other two years ago.
  
  

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

  heavy                   head                     stream                   ready

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

  circle                        fire                       hire                        tire

• Choose a word that has different stress pattern:

  interest                    middle                   wonderful                   announce

• Choose a word that has different stress pattern:

  occupation                    national                       natural                      passenger

• Choose a word that has different stress pattern:

  office                 result                       pedal                  modern