Mathematics for IGCSE & O level - Sketching Curves (Section 4 - No. 46)
What happens to the graph of \(y = \frac{1}{x}\) if the equation becomes \(y = \frac{1}{x} + 4\)?
The graph shifts 4 units to the left.
The graph shifts 4 units to the right.
The graph shifts 4 units upwards.
The graph shifts 4 units downwards.
Explanation
Adding a constant to the function shifts the graph vertically. In this case, adding 4 shifts it upwards.
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