Mathematics for IGCSE & O level - Coordinate Geometry (Section 3 - No. 39)
What information is provided by the gradient of a straight-line graph?
The rate of change of y with respect to x.
The y-intercept of the line.
The steepness of the line.
The direction of the line (increasing or decreasing).
Explanation
The gradient provides information about how much y changes for every unit change in x, its steepness and whether it is an increasing or decreasing line.
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