Question: Consider the following. ( I f a n answer does not exist, enter DNE. ) f ( x ) = 7 x 4 - 2

Consider the following. (Ifan answer does not exist, enter DNE.)
f(x)=7x4-28x3+8
(a) Find the interval(s)on which fis increasing. (Enter your answer using interval notation.)
(b) Find the interval(s)on which fis decreasing. (Enter your answer using interval notation.)
(c) Find the local minimum and maximum value off.
local minimum value
local maximum value
Consider the following. ( I f a n answer does not

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