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Edexcel GCSE Mathematics
Dr Resham Singh
STRAIGHT
LINE GRAPHS
Materials required for examination
Ruler graduated in centimetres and
millimetres, protractor, compasses,
pen, HB pencil, eraser
...
Items included with question papers
Nil
Instructions
Use black ink or ball-point pen
...
Answer all questions
...
Calculators may be used
...
Questions labelled with an asterisk (*) are ones where the quality of your written communication
will be assessed – you should take particular care on these questions with your spelling, punctuation
and grammar, as well as the clarity of expression
...
Keep an eye on the time
...
Check your answers if you have time at the end
...
(a) Complete the table of values for y = 2x + 5
x
–2
y
1
–1
30
1
2
5
(2)
(b) On the grid, draw the graph of y = 2x + 5 for values of x from x = –2 to x = 2
(2)
(4 marks)
______________________________________________________________________________
2
...
(a)
Complete the table of values for y = 2x + 1
x
y
–2
–1
0
–1
1
1
2
3
(2)
(b) On the grid, draw the graph of y = 2x + 1
(2)
(c)
Use your graph to find
(i)
the value of y when x = –1
...
(ii)
the value of x when y = 6
x =
...
On the grid, draw the graph of y = 3x – 2 for values of x from –1 to 3
(4 marks)
______________________________________________________________________________
5
...
On the grid, draw the graph of y = 3x + 2
y
8
7
6
5
4
3
2
1
–2
–1
O
1
2
x
–1
–2
–3
–4
(4)
(4 marks)
7