Mathematics for IGCSE & O level - Sequences (Section 4 - No. 22)

What is the 6th term of a sequence if the nth term is given by \(T_n = n^2 - 2n\)?

12

18

24

30

解释

Substitute n=6 into T_n. (6^2) - 2(6) = 24

评论 (0)

广告