Trong không gian với hệ tọa độ , phương trình mặt cầu  có tâm  và đi qua điểm  là.

Chia sẻ

Một số câu hỏi khác có thể bạn quan tâm.

• Choose the best answer for the following sentence:

  My sister _________________ for you since yesterday.
  
  

• Choose the best answer for the following sentence:

  I _______________ Texas State University now.
   

• Choose the best answer for the following sentence:

  He has been selling motorbikes _______________ .
  
  

• Choose the best answer for the following sentence:

  Christopher Columbus _______________ America more than 500 years ago.
  
  

• Choose the best answer for the following sentence:

  He fell down when he ________________ towards the church.
   

• Choose the best answer for the following sentence:

  We _____________ there when our father died.
  
  

• Choose the best answer for the following sentence:

  They _________________ tabie-tennis when their father comes back home.
  
  

• Choose the best answer for the following sentence:

  By Christmas, I _____________ for Mr. Smith for six years.
  
  

• Choose the best answer for the following sentence:

  I _______________ in the room right now.
   

• Choose the best answer for the following sentence:

  I ______________ to New York three times this year.