Quadratics
Vocabulary
Parabola
A symmetrical open curve formed by the intersection of a cone with a plane parallel to its side.
Maximum Value
The maximum value of a quadratic function f(x) = ax2 + bx + c where a< 0,="" is="" the="">y- coordinate of the vertex
Minimum Value
The minimum value of a quadratic function f(x) = ax2 + bx + c where a > 0, is the y- coordinate of the vertex
First differences
Difference between the numbers
Square numbers - 4, 6, 9, 13, 18, 24
First difference - 2, 4, 6
Second differences
Difference between the first differences.
First difference - 4, 8, 12
Second difference - 4, 4, 4
Zero's (roots)
is a root or zero of a polynomial if it is a solution to the equation . Anything on the 0 on the y- axis