Mathematics for IGCSE & O level - Graphs Of Functions (Section 3 - No. 50)

What is the relationship between the roots of a quadratic equation and its graph?
The roots are the y-intercepts of the graph
The roots are the x-intercepts of the graph
The roots are the turning point of the graph
The roots are the y-values when x=0

Explanation

The roots are the x-intercepts.

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