Test yourself: the graph of the parabola
Given the standard equation of the parabola .
ObServe how the graph is changing its shape if you move the black, red and green points on the sliders. which correspond with the coefficiente a,b and c of the parabola equation.
a) if changes the coefficient a of x2 we observe that .......................(one or more answers are likely to be correct)
b) if changes the coefficient b of x we observe that .......................
c) if changes the coefficient c we observe that .......................
d) if a=0 we observe that .......................
e) if b=0 we observe that .......................
if c=0 we observe that...............