Here are six graphs - Edexcel - GCSE Maths - Question 8 - 2019 - Paper 2
Question 8
Here are six graphs.
A B C D E F
Write down the letter of the graph that could have the equation
(a) y = x^3
(b) y = \frac{1}{x}
Worked Solution & Example Answer:Here are six graphs - Edexcel - GCSE Maths - Question 8 - 2019 - Paper 2
Step 1
(a) y = x^3
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Answer
The graph that represents the equation y=x3 is graph F. This is a cubic function that passes through the origin and has the characteristic shape of an odd degree polynomial.
Step 2
(b) y = \frac{1}{x}
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Answer
The graph that corresponds to the equation y=x1 is graph D. This represents a hyperbola with vertical and horizontal asymptotes, depicting the relationship where y approaches infinity as x approaches zero from either side.
