A-Level
EDEXCEL
Mathematics & Further Mathematics
May 2019
QP-201905-Mathematics-C12 · Question 14
Question (excerpt):
40 14. The 5th term of an arithmetic series is 4k, where k is a constant. The sum of the first 8 terms of this series is 20k + 16 (a) (i) Find, in terms of k, an expression for the common difference o…
40 14. The 5th term of an arithmetic series is 4k, where k is a constant. The sum of the first 8 terms of this series is 20k + 16 (a) (i) Find, in terms of k, an expression for the common difference o…
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