Question 6 — IGCSE 0580 May/June 2023 Paper 31
Cambridge IGCSE Mathematics 0580, Core tier, calculator. Topic: Numbers · The four rules. Worth 14 marks.
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Question text
6 (a) Complete the table of values for y = 5+3x-x2.
x -2 -1 0 1 2 3 4 5
y 1 7 –5
[3]
(b) On the grid, draw the graph of y = 5+3x-x2 for -2 G x G 5.
y
12
11
10
9
8
7
6
5
4
3
2
1
– 2 – 1 0 1 2 3 4 5 x
– 1
– 2
– 3
– 4
– 5
– 6
[4]
© UCLES 2023 0580/31/M/J/23
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(c) Write down the equation of the line of symmetry of the graph.
................................................. [1]
(d) (i) Complete the table of values for y = 2x+1.
x -1 0 2
y
[2]
(ii) On the grid, draw the graph of y = 2x+1 for -2 G x G 5. [1]
(e) Write down the coordinates of the two points where the two graphs intersect.
( .................... , .................... ) and ( .................... , .................... ) [3]
© UCLES 2023 0580/31/M/J/23 [Turn over
14
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