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What operation turns a sequence into a series?
A
∑r=abur+∑r=abvr\displaystyle\sum_{r=a}^{b}u_r+\sum_{r=a}^{b}v_rr=a∑bur+r=a∑bvr.
B
r=1,2,3,4,5r=1,2,3,4,5r=1,2,3,4,5 - both limits are included.
C
∑r=16(3r+1)\displaystyle\sum_{r=1}^{6}(3r+1)r=1∑6(3r+1).
D
Adding its terms.
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3.3 Sequences and series (A-level only) Flashcards
20 flashcards on CCEA A Level Maths 3.3 Sequences and series (A-level only): the key formulae, methods and definitions you need to recall for AS 1, AS 2, A2 1 and A2 2.