Question 148924
See the vertex on each "y" function below, it moves an increment of -1 from 0 of the x-axis
{{{graph (400, 300, -5, 5, -5, 5, (x+1)^2, (x+2)^2, (x+3)^2)}}}
<font><font size=4><b>Thank you,
Jojo</font>