Coefficients of a Parabola - Practice
Select the sign of the coefficients of the parabola shown in the applet.
Given the parabola with equation , for which values of does the vertex coincide with the origin and the graph lies above the x-axis?
Given the parabolas with equations and , which one "contains" the other, that is, has a wider opening?
What is the equation of the axis of symmetry of a parabola in canonical form ?
Write the equation of a parabola that opens downward and has as axis of symmetry the line .