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What type of sequence models a constant amount of change?
A
0.940.940.94
B
An infinite geometric series has a finite sum when ∣r∣<1\boxed{|r|<1}∣r∣<1, in which case S∞=a1−rS_\infty=\frac{a}{1-r}S∞=1−ra.
C
The accumulated total approaches a fixed limiting value.
D
An arithmetic sequence.
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1.7.6 Sequences and series in modelling (A-level only) Flashcards
23 flashcards on AQA A Level Maths 1.7.6 Sequences and series in modelling (A-level only): the key formulae, methods and definitions you need to recall for Paper 1, Paper 2 and Paper 3.