Question

Will Give fan and Medal!

Answer 1

A ball is thrown upward from the top of a building. The function below shows the height of the ball in relation to sea level, ft, in feet, at different times t in seconds:

f(t) = -16t2 + 48t + 100

The average rate of change of f(t) from t = 3 seconds to t = 5 seconds is _____feet per second.

Answer 2

I got -80, is this correct?

Answer 3

@zepdrix @timo86m

Answer 4

@jim_thompson5910

Answer 5

@iambatman

Answer 6

it is correct

(f(5)-f(3))/(5-3) = -80

Answer 7

Thank you very much, later on if I have any more questions can you help me?

Answer 8

sure, just a few more though