trinhgiahaocm trinhgiahaocm
  • 17-03-2024
  • Mathematics
contestada

cho hàm số f(x) =|3x^4-6x^2-1+m| với m là tham số thực vậy có đúng một nghiệm của m để pt f(x) =2m có đúng 6 ngiệm đúng hay sai

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