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( )
(
)
b.
x
g(x)
3. Make a conjecture about the relationship between the numbers in the equation and the
coordinate of the vertex.
The vertex form of a quadratic function is ( )
(
)
, where a, h, and k are
parameters that affect the shape of the parabola.
4. Use your graphing calculator to manipulate the values of a, h, and k. Make observations
about how each parameter affects the graph of the quadratic function.
a) The parameter a affects the graph by…
b) The parameter h affects the graph by…
c) The parameter k affects the graph by…
Activity 8.2.2
CT Algebra I Model Curriculum Version 3.0