Here are some graphs - Edexcel - GCSE Maths - Question 14 - 2017 - Paper 2
Question 14
Here are some graphs.
In the table below, match each equation with the letter of its graph.
| Equation | Graph |
|----------------------|-------|
| $y ... show full transcript
Worked Solution & Example Answer:Here are some graphs - Edexcel - GCSE Maths - Question 14 - 2017 - Paper 2
Step 1
$y = \sin x$
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Answer
The graph of y=sinx is periodic and oscillates between -1 and 1. From the options provided, this corresponds to graph B.
Step 2
$y = x^2 + 4x$
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Answer
The equation y=x2+4x represents a quadratic function that opens upwards. Its graph will have a parabola shape. This matches graph C.
Step 3
$y = \frac{4}{x}$
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Answer
The function y=x4 is a rational function that features two hyperbolic branches, located in the first and third quadrants. This is represented by graph G.
