Question

Math question

Answer 1

@Michele_Laino Is the rate of change going to be negative?

Answer 2

If the value of the function f(x) is increasing, then the rate of change is positive.

Answer 3

the requested rate R, is given by the subsequent computation:
\[\Large R = \frac{{f\left( {\pi /2} \right) - f\left( 0 \right)}}{{\left( {\pi /2} \right) - 0}} = ...?\]

Answer 4

Is the f(x) increasing or decreasing between x=0 and x=pi/2?

Answer 5

Increasing?

Answer 6

yes! R is positive

Answer 7

So 8/pi is the answer?

Answer 8

that's right!

Answer 9

Thank you, Michele! :)

Answer 10

thanks! :)