0580/13 Oct/Nov 2023, Question 4: Cube Numbers
Cambridge IGCSE Mathematics 0580 · Paper 13 (Core) · Calculator · 2 marks
اقرأ هذا الحل مشروحاً بالعربي ←
The question, in short
From the list 61, 63, 64, 66, 68, 69, identify a cube number and a prime number.
Summarised in our own words. Use the official paper for the exact wording and any diagrams.
Part (a) · 1 mark
Choose the number from the list that is a cube number.
- 164 = 4 × 4 × 4 = 4³, so 64 is a cube number
Answer64
Part (b) · 1 mark
Choose the number from the list that is prime.
- 161 has no factors other than 1 and 61, so 61 is prime
Answer61
Stuck on a step? Read the free lesson: Cube Numbers
Practise more cube numbers questions
Real 0580 past-paper questions, marked on your working like the exam, with a worked solution for every part.
Practise free on LemmaraMore past-paper questions on cube numbers
Also searched as: 0580/13/O/N/23 · 0580_w23_qp_13 · 0580 w23 13 · question 4.
Lemmara is an independent study tool, not affiliated with or endorsed by Cambridge International Education. The worked solutions are Lemmara’s own.