Trong không gian $Oxyz$ , cho mặt cầu $\left(S\right):{\left(x+1\right)}^2+{\left(y-2\right)}^2+{\left(z-1\right)}^2=9$ . Tâm $I$ của $\left(S\right)$ có tọa độ 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: 

  Pupils are ______ less pressure as a result of changes in testing procedures.         

• Tìm các giá trị của tham số để hàm số  đạt cực trị tại thỏa mãn  

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

  It’s important to know about how developed countries have solved the urbanization problems an ___________some solutions to those in Viet Nam.         

• Cho hàm số . Để hàm số có cực đại, cực tiểu thì:    

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

  A washing machine of this type will certainly _______ normal domestic use.         

• Điều kiện để hàm số   có 3 điểm cực trị là:  

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

  Half of the children were away from school last week because of _______ of influenza.         

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

  It's a formal occasion so we'll have to _______ to the nines - no jeans and pullovers this time!         

• Cho hàm số  . Kết luận nào sau đây là đúng?  

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

  There seems to be a large _______ between the number of people employed in service industries, and those employed in the primary sectors.