How Does the Vertex Location of a Parabola Change?

plot y = a

2

x

+ b x + c

a

b

c

show

label

grid

reset

The purpose of this visualization is to help students understand the relationship between the location of the vertex of the parabolic curve described by

y=a

2

x

+bx+c

and the values of the coefficients

a

,

b

,

c

.