BASIC CURVES

  • A line rises through (0, b).

    y = mx + b

  • A parabola opens upward with an axis of symmetry at x = negative b over 2 ay.

    y = ax2 + bx + c(a > 0)

  • A parabola opens downward with an axis of symmetry at x = negative b over 2 ay.

    y = ax2 + bx + c(a < 0)

  • A circle is centered at (0, 0).

    x2 + y2 = a2

  • A rightward opening parabola has a vertex at (0, 0).

    y2 = 4px(p > 0)

  • A parabola opens upward with a vertex at (0, 0).

    x2 = 4py(p > 0)

  • x2a2 + 

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