Question 8 — IGCSE 0580 Oct/Nov 2023 Paper 31
Cambridge IGCSE Mathematics 0580, Core tier, calculator. Topic: Co-ordinate geometry · Equation of a straight line. Worth 11 marks.
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Question text
8
y
L
6
5
4
3
2
1
x
- 3 - 2 - 1 0 1 2 3 4 5 6
- 1
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- 8
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(a) Find the equation of line L in the form y = mx+c.
y = ................................................ [2]
(b) (i) On the grid, draw the line y = x. [1]
(ii) Write down the coordinates of the point where the line y = x intersects line L.
( ...................... , ...................... ) [1]
© UCLES 2023 0580/31/O/N/23
15
8
(c) (i) Complete the table of values for y = .
x
x −5 −4 −3 −2 −1 1 2 3 4 5
y −1.6 −2.7 2.7 1.6
[3]
8
(ii) On the grid, draw the graph of y = for -5 G x G-1 and 1 G x G 5.
x
y
8
7
6
5
4
3
2
1
x
- 5 - 4 - 3 - 2 - 1 0 1 2 3 4 5
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
[4]
© UCLES 2023 0580/31/O/N/23 [Turn over
16
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