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1.4.8 Arithmetic sequences and series (A-level only)

Card 1 of 22

An ordered list of terms is a [     ]; adding its terms produces a series.

A

d=−4d=-4d=−4

B

For first term aaa and common difference ddd, un=a+(n−1)du_n=a+(n-1)dun​=a+(n−1)d. The last included term is l=a+(n−1)d\boxed{l=a+(n-1)d}l=a+(n−1)d​.

C

An ordered list of terms is a sequence; adding its terms produces a series.

D

Term nnn is reached after n−1n-1n−1 jumps.

Card 1 of 22

1.4.8 Arithmetic sequences and series (A-level only) Flashcards

  1. A Level
  2. /Maths
  3. /1.4.8 Arithmetic sequences and series (A-level only)

22 flashcards on OCR A Level Maths 1.4.8 Arithmetic sequences and series (A-level only): the key formulae, methods and definitions you need to recall for Paper 1, Paper 2 and Paper 3.

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