Question

The graphs of four quadratic equations are shown. Identify the number of real solutions of each equation by

dragging descriptions to each graph.

Answer 1

1. 2 real solutions

2. no real solutions

3. 2 real solutions

4. 1 real solution

Explanation:

The 'solution' to a quadratic equation means the x - intercepts of a graph, so how many times the parabola crosses the x-axis.