Cho hàm số $y=f\left(x\right)=\left\{\begin{array}{l}{x}^2-1\left(x\le 2\right)\\ x+1\left(x>2\right)\end{array}\right.$ . Trong $5$ điểm $M\left(0;-1\right)$ , $N\left(-2;3\right)$ , $E\left(1;2\right)$ , $F\left(3;8\right)$ , $K\left(-3;8\right)$ , có bao nhiêu điểm thuộc đồ thị của hàm số $f\left(x\right)$ ?

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Một số câu hỏi khác có thể bạn quan tâm.

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

  I enjoy walking to school, but on rainy days I _______ to going by bus.         

• Hàm số  có đúng 1 điểm cực trị thì giá trị của  là:  

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

  When our teacher saw what we had done he was absolutely _______.         

• Hàm số  có bao nhiêu cực đại?  

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

  You should have _______ those shares when they were cheap.         

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

  The traffic lights _______ green and I pulled away.  

• Tìm các giá trị của tham số  để đồ thị hàm số:  có ba điểm cực trị là ba đỉnh của một tam giác vuông cân.  

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

  The telescope will photograph distant galaxies, _______ attempt to understand their past.         

• Cho hàm số . Trong các giá trị sau giá trị nào là giá trị cực trị của hàm số?  

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

  They want to get young people to open a bank _______.