Question

Consider the sequence 8, 14, 20, 26, . . .. (a) What is the next term in the sequence? 2.2 Exercises 98 (b) Find a formula for the nth term of this sequence, assuming a1 8. (c) Find the sum of the first 100 terms of the sequence: P100 k1 ak

Answer 1

Explanation:

Each term of the given arithmetic sequence is 6 more than the previous one. Thus, the next term is 26+6, or 32.

a(n) = 8 + 6(n-1)