Question

Is this right?
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

I got -9.

Answer 2

Is that (1.18)x or (1.18)^x?

Answer 3

^x

Answer 4

Sorry

Answer 5

So compute: [f(5)-f(2)]/(5-2)

Answer 6

so 22.87 - 13.9/3?

Answer 7

2.99?

Answer 8

f(5) = 22.88
f(2) = 13.92

So you get (22.88-13.92)/3 = 2.98666

or 3 to the nearest whole number.

Answer 9

ok thanks again pie!

Answer 10

Can i cal u pie?