Question 9 — IGCSE 0580 May/June 2023 Paper 42
Cambridge IGCSE Mathematics 0580, Extended tier, calculator. Topic: Algebra · Basic algebra. Worth 15 marks.
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Question text
9 (a) Simplify.
(i) (3x2y4)3
................................................. [2]
3
-
16 2
(ii)
ex16y8
o
................................................. [3]
(b) (i) Factorise.
x2-9
................................................. [1]
(ii) Simplify.
x2-9
2xy-6y+5x-15
................................................. [3]
© UCLES 2023 0580/42/M/J/23
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(c) Solve the simultaneous equations.
You must show all your working and give your answers correct to 2 decimal places.
2x+y = 7
y = 5x2+2x-13
x = .......................... , y = ..........................
x = .......................... , y = .......................... [6]
© UCLES 2023 0580/42/M/J/23 [Turn over
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Mark scheme
