daemonacoster
19.03.2021 •
Mathematics
A squirrel population can increase at a rapid rate if left unchecked. Assume that 20 squirrels are put in an enclosed wildlife ranch and the squirrel population quadruples each year for the next 5 years, as shown in the table.
Year
Rabbit Population
0
20
1
80
2
320
3
1280
4
5120
5
20,480
Part A: Let y represent the number of squirrels after x years. Build a function rule that can be used to model y as a function of x, where x is a non-negative number.
Question 19 options:
A y=4(20)x-1
B y=20(4)x-1
C y=20(4)x
D y=4(20)x
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Ответ:
25.12
Step-by-step explanation:
3.14x4*2= 50.24
50.24÷2=25.12