8.1 Shortcut: The vertex formula

Shortcut: The vertex formula


  • 2.
    Converting general form into vertex form by applying the vertex formula
    Convert each quadratic function from general form to vertex form by using the vertex formula.
    • b)
      y=3x260x50y = - 3{x^2} - 60x - 50
    • c)
      y=12x2+x52y = \frac{1}{2}{x^2} + x - \frac{5}{2}
    • d)
      y=5xx2y = 5x - {x^2}
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Shortcut: Vertex formula

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