posted by Fatih .
Let f(x) = (x − 3)^−2.Find all values of c in (1, 4)
such that f(4) − f(1) = f'(c)(4 − 1).(Enter your answers as a comma-separated list. If an answer does not exist, enter DNE.)
If you really want an expert to help you, be sure to follow directions and type your subject in the School Subject box. Any other words, including obscure abbreviations, are likely to delay responses from a teacher who knows that subject well.
i NEED A LIST OF THE LEAST POPULAR STATe/ NATINoal parks