Asked by Hi Pleassse help

Given the function defined by y=x2+3 , what is its average rate of change from x = 2 to x = 5?
Answered by Anonymous
Just did this. Look below.
Answered by Hi Pleassse help
Huh?
Answered by Hi Pleassse help
Look below what?
Answered by Anonymous
The question below this one. I answered this enough already. 21/3 = 7
Answered by Hi Pleassse help
Please just explain it under this question. It would be very helpful :)
Answered by Anonymous
if x = 5, y = 5^2 + 3 = 25+ 3 = 28
if x = 2, y = 2^2 + 3 = 4 + 3 = 7
change in y = 28-7 = 21
change in x = 5 - 2 = 3
rate of change = dy/dx = 21/3 = 7
Answered by Hi Pleassse help
oh my god thank you
Answered by Hi Pleassse help
does that go for average rate of change though?
Answered by Hi Pleassse help
Pwease answr
Answered by Anonymous
yes
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