graphing the quadratic equation

Which of the following can be the discriminant of the graph of the quadratic equation? => b 2 - 4 ac = - 3 or b 2 - 4 ac = 0 or b 2 - 4 ac = 5 or b 2 - 4 ac = 16..

Which of the following can be the discriminant of the graph of the quadratic equation? => b 2 - 4 ac = 5 or b 2 - 4 ac = - 15 or b 2 - 4 ac = - 100 or b 2 - 4 ac = 0..

Solve the quadratic equation algebraically and verify by using a graph. x 2 - x - 6 = 0 => - 1 and 6 or 2 and - 3 or - 2 and 3 or 1 and - 6..

Find the roots by graphing the related function of the quadratic equation 1 4 x 2 - 1 2 x - 2 = 0. => 2 and - 4 or - 2 and 4 or - 2 and - 4 or 2 and 4..

Find the roots of the quadratic equation x 2 + 5 = 6 using the graph. => - 1 and 4 or - 1 and 3 or - 1 and 1 or - 3 and 1..

Find the solutions of the quadratic equation x 2 - 2 x - 3 =0 using the graph. => -1 and 4 or -1 and 2 or -1 and 3 or None of the above..

Solve the quadratic equation - 4 x 2 - 4 x + 8 = 0 using the graph. => - 4 and 1 or - 2 and 1 or - 3 and 1 or None of the above..

Graph the quadratic function y = 3 x 2 . Indicate whether the parabola opens up or down. Determine the equation of the axis of symmetry and the coordinates of the vertex. Also mention if the vertex is a maximum or a minimum point. => Graph 1; opens up; x = 0;..

Graph the quadratic function y = - 2 x 2 + 1 . Indicate whether the parabola opens up or down. Determine the equation of the axis of symmetry and the coordinates of the vertex. Also mention if the vertex is a maximum or a minimum point. => Graph A; opens up; ..

Determine which of the graphs represent a quadratic function. => Graph 1 and Graph 4 or Graph 1 only or Graph 1 and Graph 3 or Graph 4 only..