What's the 10th term of a sequence with an explicit rule of f (n) = 5 + 2 (n - 1) ?

A. f (10) = 23

B. f (10) = - 5

C. f (10) = 13

D. f (10) = 20

Question

Guest

9 August, 02:10

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Answers (1)

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Escobar · Answer 1

A

Step-by-step explanation:

Substitute n = 10 into the explicit formula, that is

f (10) = 5 + 2 (10 - 1) = 5 + (2 * 9) = 5 + 18 = 23 → A

What's the 10th term of a sequence with an explicit rule of f (n) = 5 + 2 (n - 1) ?A. f (10) = 23B. f (10) = - 5C. f (10) = 13D. f (10) = 20