Mathematics for IGCSE & O level - Equations (Section 8 - No. 4)
What are you doing when you are solving a quadratic equation?
Finding the area under a curve.
Finding the x-intercepts of the parabola.
Calculating the slope of the curve.
Determining the vertex of the parabola.
説明
The solutions (roots) represent where the quadratic equation's graph crosses the x-axis.