Here are sketches of five graphs - OCR - GCSE Maths - Question 16 - 2021 - Paper 1
Question 16
Here are sketches of five graphs.
Write the letter of the graph that represents the following relationships.
(a) y is directly proportional to x.
(b) y is inverse... show full transcript
Worked Solution & Example Answer:Here are sketches of five graphs - OCR - GCSE Maths - Question 16 - 2021 - Paper 1
Step 1
y is directly proportional to x.
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Answer
The relationship where y is directly proportional to x is represented by Graph D. This means that as x increases, y increases linearly.
Step 2
y is inversely proportional to x.
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Answer
The relationship where y is inversely proportional to x is represented by Graph A. In this case, as x increases, y decreases, showing a hyperbolic relationship.