Let be defined for all real numbers except at such that whose derivatives are given by and
a) Find the interval(s) of concave upward/concave downward of
b) At what value(s) of x does the function have point(s) of inflection?
Let be defined for all real numbers except at such that whose derivatives are given by and
a) Find the interval(s) of concave upward/concave downward of
b) At what value(s) of x does the function have point(s) of inflection?
a) Find the interval(s) of concave upward/concave downward of
is concave upward when
is concave downward when
For , and so
when and
when
b) At what value(s) of x does the function have point(s) of inflection?
has a point of inflection where it changes concavity