4.3-4.5 · Equations, inequalities and graphs: cubics and substitutionLesson 2 of 9Free preview
Sketching cubic graphs with a repeated factor
A squared factor gives a root where the curve touches the x-axis and turns back, instead of crossing it.
4.3-4.5 · Equations, inequalities and graphs: cubics and substitutionLesson 2 of 9Free preview
A squared factor gives a root where the curve touches the x-axis and turns back, instead of crossing it.