1. What is the equation when the vertex of the graph is located at the origin? 2. Move the slider for "h". Where is the "h" value located in the standard form of the equation? In which direction does the graph shift for positive values? Negative values? 3. Move the slider for "k". Where is the "k" value located in the standard form of the equation? In which direction does the graph shift for positive values? Negative values?