Mathematics for IGCSE & O level - Sketching Curves (Section 1 - No. 21)
Which of the following are helpful when sketching a reciprocal graph? (Select all that apply)
The value of a
The location of the horizontal asymptote
The location of the vertical asymptote
The roots of the function.
Explanation
The value of a, plus the location of both asymptotes, helps to sketch a reciprocal graph.
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