calculus
posted by Kate .
Let
f(x) = (x − 3)−2.
Find all values of c in (2, 5) such that
f(5) − f(2) = f'(c)(5 − 2).
(Enter your answers as a commaseparated list. If an answer does not exist, enter DNE.)
C=?

If you mean f(x) = (x3)^2,
then f is discontinuous at x=3 and the mean value theorem does not apply.
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