Assertion: parabola's point | /r/RelatedTo | particular x-value shifts
Facets:
Source sentences:
text: If [latex]|a|>1,[/latex] the point associated with a particular x-value shifts farther from the x-axis, so the graph appears to become narrower, and there is a vertical stretch.
text: But if [latex]|a|<1,[/latex] the point associated with a particular x-value shifts closer to the x-axis, so the graph appears to become wider, but in fact there is a vertical compression.