Answer the following questions for the function
f(x)=x√x2+1f(x)=xx2+1
defined on the interval −5≤x≤7-5≤x≤7.
f(x)f(x) is concave down on the interval x
= to x
=
f(x)f(x) is concave up on the interval x
= to x
=
The inflection point for this function is at x
=
The minimum for this function occurs at x
=
The maximum for this function occurs at x =
2)
Consider the function
f(x)=12x5+15x4−240x3+7f
f(x) has inflection points at (reading from left to right)
x = D, E, and F
where D is
and E is
and F is
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