Answer:
b) p(t) = 4000(3)^(t/7)
Step-by-step explanation:
formula: a * b^x
the initial value is 4000. a = 4000
the growth rate is 3. b = 3
t is in days, but they want the answer in weeks. 7 days = 1 week, so t/7
p(t) = 4000 * (3)^(t/7)
hope this helps! <3
