Equation
Quadratic
Function
Domain
Range
Vertex
Axis of
Symmetry
Minimum
Value
The function
L = 0.8T2 models the
relationship between L,
the length in feet of a
pendulum, and T, the
period in seconds of
the pendulum.
Zeros
{y : y ≥ −3}
Maximum
Value
Solution
Factors
x-Intercept
Table
Graph
Verbal
y = 12x2 + 19x − 21
y-Intercept
DOMAIN & RANGE
* The domain of every
quadratic function is
(-, )
* The range of a quadratic
function depends if the
graph is concave up or
concave down.