Question

The average annual salary of the employees of a company in the year 2005 was $70 thousand. It increased by the same factor each year and in 2006, the average annual salary was $82 thousand. Let f(x) represent the average annual salary, in thousand dollars, after x years since 2005. Which of the following best represents the relationship between x and f(x)?

Answer 1

@Hero

Answer 2

let r be the factor
f(start + n years) = f(0) f^n
f(2006)/f(2005) = r = 82000/70000

Answer 3

ok go on... @douglaswinslowcooper

Answer 4

We do not see the list of your options for the answers.

Answer 5

ok wait a sec...

Answer 6

f(x) = 70(1.17)x

f(x) = 82(1.17)x

f(x) = 70(2.2)x

f(x) = 82(2.2)x

Answer 7

@douglaswinslowcooper

Answer 8

r = 82/70 = 1.17

f(x) = 70(1.17)^x would be the relationship

Answer 9

i think its a

Answer 10

thanks!