Consider the equation below. (Round the answers to three decimal places. If you
ID: 2827829 • Letter: C
Question
Consider the equation below. (Round the answers to three decimal places. If you need to use -? or ?, enter -INFINITY or INFINITY.)
(a) Find the interval on which f is increasing.
( , )
Find the interval on which f is decreasing.
( , )
(b) Find the local maximum value of f.
(c) Find the inflection point.
( , )
Find the interval on which f is concave up.
( , )
Find the interval on which f is concave down.
( , )
Explanation / Answer
a)
(0 , 1/2)
(1/2 , infnty)
b) (e^-1/2)/sqrt2
c)
((1+sqrt2)/2 , f((1+sqrt2)/2))
((1+sqrt2)/2 , infty)
(0 , (1+sqrt2)/2)