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 \(y=x^2+5x-4\)
waec 2005mathematics

The correct answer is C. \(y=x^2-5x+4\)

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

Previous question Next question