Find the absolute maximum and absolute minimum of
f(x)=x^(4)-2x^(2)+4
on the closed interval
-2,1
. (4 marks) Let
f(x)=5x^(3)-3x^(5)
. a) Find the intervals where of increase or decrease. Find the absolute maximum and absolute minimum of
f(x)=x^(4)-2x^(2)+4
on the closed interval
-2,1
.