Trong không gian Oxyz, một véctơ chỉ phương của đường thẳng là

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Một số câu hỏi khác có thể bạn quan tâm.

• Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions:

  Andrea has a ________ rug on the floor in her bedroom.         

• Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions:

  Bill took not only a French class ________ a Japanese class.         

• Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions I still can not believe it:

  My bicycle____ some minutes ago.         

• Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions:

  He asked me _____home the day before.             

• Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions:

  I____ him ten days ago.         

• Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions:

  He would give you the money if he _____it         

• Cho số phức thỏa mãn . Giá trị của là:  

• Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions:

  She ____to me since last year.         

• Cho số phức  thỏa mãn . Tìm giá trị nhỏ nhất   của  

• Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions:

  The children ____ sang at the Mayor’s parade were from the local school.