plumiSeries: CAIE A‑Level Maths questions
Every CAIE A-Level Maths exam question on 1.6 Series, June 2024 and the specimen papers, with its mark scheme and examiner’s report.
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![June 2024 Paper 1, question 3: The coefficient of x3 in the expansion of ( 3 ax ) 6 is 160. + (a) Find the value of the constant a. [2] (b) Hence find the coefficient of x3 in the expansion o](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/970911-jun24-03-qp.webp)
![Specimen Paper 1, question 3: An arithmetic progression has first term 7. The nth term is 84 and the (3n)th term is 245. Find the value of n. [4]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/970901-spec-03-qp.webp)
![Specimen Paper 1, question 6: (a) Find the coefficients of x2 and x3 in the expansion of (2 – x)6. [3] 9 (b) Hence find the coefficient of x3 in the expansion of (3x + 1)(2 – x)6. [2]](https://pub-e8a9dbab8e2a4d089f52b2a45e0d0b50.r2.dev/bank/970901-spec-06-qp.webp)
All 4 questions on Series, as a list
- June 2024, Paper 1, Q3 (5 marks): The coefficient of x3 in the expansion of ( 3 ax ) 6 is 160. + (a) Find the value of the constant a. [2] (b) Hence find the coefficient of x3 in the expansion o
- June 2024, Paper 1, Q8 (8 marks): (a) The first three terms of an arithmetic progression are 25 4 , p - and 1 13 - , where p is a constant. p Find the value of the tenth term of the progression.
- Specimen, Paper 1, Q3 (4 marks): An arithmetic progression has first term 7. The nth term is 84 and the (3n)th term is 245. Find the value of n. [4]
- Specimen, Paper 1, Q6 (5 marks): (a) Find the coefficients of x2 and x3 in the expansion of (2 – x)6. [3] 9 (b) Hence find the coefficient of x3 in the expansion of (3x + 1)(2 – x)6. [2]
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