Question

If x represents time, the average rate of change of the function f(x) in the first three seconds is ___.

@Aveline

Answer 1

what does mean

Answer 2

what does this mean ?

Answer 3

What's the slope?

Answer 4

50

Answer 5

-50, right? The line is pointing downward.

Answer 6

ok that what I meant thank you I have one last question

Answer 7

Can you find the slope by using these two points?
(2,60) (4,240)

Answer 8

90

Answer 9

Right, now what does the slope represent, average speed or distance?

Answer 10

so it would b c

Answer 11

We're measuring in seconds per meter, right? That's the same as speed.

Answer 12

thanks for all your help

Answer 13

No problem ^^