Mathematics for IGCSE & O level - Graphs Of Functions (Section 5 - No. 17)

In a graph of y = a/x, what is the impact on the curve of changing the value of 'a'?
Changes the x-intercept.
Changes the y-intercept.
Stretches or compresses the curve vertically.
Shifts the curve horizontally.

Explanation

Changing 'a' alters the vertical stretch or compression of the reciprocal graph.

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