Cho  trong đó là hai số nguyên dương và là phân số tối giản. Khẳng định nào sau đây sai?

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:

  designed                   compiled                    launched                   supposed

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

  liberty                ceremony                    opportunity                      supply

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

  ancient               ceremony                century                   accident

• Choose a word that has different stress pattern:

  statue              person                   suppose                 little

• Choose a word that has different stress pattern:

  heritage                 beautiful                 average                  expected

• Choose a word that has different stress pattern:

  ancient                 weather                 tower                  event

• Choose a word that has different stress pattern:

  ceremony                architecture                         interior                   organizer

• Choose a word that has different stress pattern:

  engineer               construction                 designer               statistic

• Choose a word that has different stress pattern:

  broadcast                global                   public                  suggest

• Choose a word that has different stress pattern:

  European                 communicate                       economic                information