Don has been tracking the population of a town. The population was 7,220 last year and has been increasing by 1.45 times each year. How can Don develop a function to model this?

Question

anonymous · Answer

A. $$ f(x)=(7220\times1.45)^x$$ where 1.45 is the rate of growth

anonymous · Answer

B. f(x)=1.45(7220)^x where 7220 is the rate of growth

anonymous · Answer

C. f(x)=7220(1.45)^x where 1.45 is the rate of growth

anonymous · Answer

D. f(x)=7220(x)^(1.45) where 7220 is the rate of growth

***[isuru]*** · Answer

hi,
 the answer should be..
  $$f(x) = 7220\times(1.45)^{x}$$ where 1.45 is the growth rate

anonymous · Answer

***[ISURU]*** is right, the answer is given in C)

anonymous · Answer

This question had me so confuzzled :/

***[isuru]*** · Answer

ya need explanation or did ya got it now ?

anonymous · Answer

I got it :)