Question

please help im taking a test and I havento submit it in 5 minutes and im not sure how to do this
The function below shows the number of students of a school who enrolled for salsa classes. Let f(x) represent the total number of students who enrolled for the classes after x years:

f(x) = 10(1.18)x

The average rate of change in the number of students who enrolled for salsa classes from the second to the fifth year is ________students per year.

Round your answer to the nearest whole number.

Answer 1

Use x = 2,3,4,5 and put in your equation. Add the results together and divide by 4.

Answer 2

ie 10(1.18) x 2 = 23.6
10 (1.18) x 3 = ?
and so on

Add the reults together and divide by 4

Answer 3

wouldn't it be \[10(1.18)^{2}\]= 13.924

Answer 4

so would it be 18

Answer 5

10 x 1.18 x 2 = 23.6 or is x suppose to be to 1.18 to the power of x?

Answer 6

yes its supposed to be to the power of x

Answer 7

OK but you have the idea

Answer 8

ok thank u I wasn't sure how to do it but I understand now