Ex 8.1, 2 - Chapter 8 - Predicting What Comes Next: Exploring Sequences & Progress

Last updated at August 14, 2026 by

Find the 10th and 15th terms of the sequence tn = 5n โ€“ 3 for n โ‰ฅ 1 - Exercise Set 8.1

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Ex 8.1, 2 Find the 10th and 15th terms of the sequence ๐‘ก_๐‘›=5๐‘›โˆ’3 for ๐‘›โ‰ฅ1. Given ๐‘ก_๐‘›=5๐‘›โˆ’3 Now, 10th term = ๐‘ก_10 =5(10)โˆ’3 = 50 โ€“ 3 = 47 15th term = ๐‘ก_15 =5(15)โˆ’3 = 75 โ€“ 3 = 72

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