Question: f ( x ) =7 x 4 28 x 3 +2 a)Find the interval(s) on which f is increasing. (Enter your answer using interval notation.)
f(x) =7x428x3+2
a)Find the interval(s) on whichfis increasing. (Enter your answer using interval notation.)
b)Find the interval(s) on whichfis decreasing. (Enter your answer using interval notation.)
c)Find the local minimum and maximum value off.
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