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What is the equation of the curve?

What is the equation of the curve?
  • A.
    (y=x^2+6x+4)
  • B.
    (y=x^2-5x-4)
  • C.
    (y=x^2-5x+4)
  • D.
    (y=x^2+5x-4)
Correct Answer: Option C
Explanation

The factor for the curve are (x-1)(x-4). The product off the curves gives (=x^2-5x+4=y)

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