Chang added some chlorine to the water in a pool. the chlorine evaporated at a fixed rate every week. the table below shows the amount of chlorine f (n), in ounces, that was left in the pool after n weeks: n f (n) 1 24 2 12 3 6 4 3 which function best shows the relationship between n and f (n) ? f (n) = 48 (0.5) n-1 f (n) = 24 (0.5) n f (n) = 24 (0.5) n-1 f (n) = 48 (0.5) n 1

Question

Marcus

15 May, 23:10

+5

Answers (2)

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Gilberto Richardson · Answer 1

N f (n)

1 24 f (1) = 24 (0.5) ^0

2 12 f (2) = 24 (0.5) ^1

3 6 f (3) = 24 (0.5) ^2

4 3 f (4) = 24 (0.5) ^3

f (n) = 24 [0.5]^ (n-1)

Bully · Answer 2

Your answer would be f (n) = 24 [0.5]^ (n-1)