Recent content by Big Jeff

  1. Big Jeff

    High School Understanding Quadratic Equations: Factoring and Finding X-Intercepts

    Agreed.
  2. Big Jeff

    High School Understanding Quadratic Equations: Factoring and Finding X-Intercepts

    When I need to solve a quadratic, I simply solve it by completing the square (unless, of course, it's already a perfect square trinomial). No formula to memorize, no factoring, just the same procedure every time. :smile:
  3. Big Jeff

    Graduate How was Stirling's approximation derived?

    This article at Mathworld derives Stirling's approximation step by step. :smile: