B. 21.39 because I said so and I did all the calculations and apparently I need more than 20 words but there is your answer enjoy
Answer:
5.911334
Step-by-step explanation:
The function:
f ( x ) = x * 0.965^t
where x is the initial amount and t is the number of the years
80 = x * 0.965^3
80 = x * 0.89632
x = 80 : 0.89632 ≈ 89
Answer:
The initial amount of animals was 89.
Hope this helps!
Have a nice day :)