Question 7 — IGCSE 0580 May/June 2023 Paper 43
Cambridge IGCSE Mathematics 0580, Extended tier, calculator. Topic: Numbers · Operations with fractions (non calculator). Worth 10 marks.
Open in interactive question bank →
Question text
7 (a) The diagram shows the graph of a function.
y
x
O
Put a ring around the word which correctly identifies the type of function.
reciprocal quadratic cubic exponential linear
[1]
(b) (i)
y
x
O
1
On the diagram, sketch the graph of y = , x ! 0. [2]
2x
1
(ii) Solve the equation = 2x.
2x
x = ........................... and x = ........................... [2]
© UCLES 2023 0580/43/M/J/23
13
(c) (i)
y
1
0 180° 360° x
– 1
On the diagram, sketch the graph of y = sinx for 0° G x G 360°. [2]
(ii) Solve the equation 3sinx+1 = 0 for 0° G x G 360°.
x = ........................... and x = ........................... [3]
© UCLES 2023 0580/43/M/J/23 [Turn over
14
Mark scheme
