Mathematics for IGCSE & O level - Graphs Of Functions (Section 2 - No. 34)
If a quadratic function's graph touches the x-axis at only one point, what does this signify about the roots?
Two distinct real roots
One real root (a repeated root)
Two complex roots
No roots
Explanation
Touching the x-axis at one point means the quadratic equation has one real repeated root.
Comments (0)
