Question Paper & Mark Scheme (Merged) June 2025 [VERIFIED]
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8 3 6 5 /1
IB/G/Jun25/G4002/E8
, 2
Do not
Answer all questions in the spaces provided. write
outside
the box
1 (a) The function f is given by f(x) = 5x + 3
The range is f(x) < 23
Work out the domain of the function, giving your answer as an inequality.
[1 mark]
Answer
1 (b) The function g is given by g(x) = x3 – 4
The domain is –3 < x < 2
Work out the range of the function, giving your answer as an inequality.
[2 marks]
Answer
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, 3
Do not
2x 1 write
1 (c) The function h is given by h(x) =
outside
the box
Work out h–1(x)
[2 marks]
h–1(x) =
a
2 5 0 12 = 15
1 6 7 b
Work out the values of a and b.
[2 marks]
a= b=
7
Turn over ►
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, 4
Do not
write
3 A linear sequence starts 2 5 8 11
outside
the box
Work out the position of the term that is the first to have a value greater than 500
[3 marks]
Answer
4 AC is a straight line.
A is the point (–3, 2)
B is the midpoint of the line AC. B is
the point (12, 10)
4 (a) Work out the coordinates of C.
[2 marks]
Answer ( , )
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