The function is and interval is
.
Find the intercepts :
\Find the -intercept, substitute
in the function.
The -intercept is
.
Find the -intercept, substitute
in the function.
The function does not have - intercept.
Find the relative extrema for the function .
Differentiate on each side with respect to .
Find the critical number, substitute .
The solutions of are
and
in the interval
.
Find the points of inflection :
\Consider .
Derivative on each side with respect to .
Find inflection points, equate to zero.
and
.
is not defined.
when
.
The point of inflection is .
The critical numbers is and
.
Relative extrema points exist at critical numbers.
\Substitute in the function.
Substitute in the function.
Perform second derivative test to identify the nature of the extrema.
\Test value | \Sign of ![]() | \
Conclusion | \
![]() | \
\
| \
Relative maximum | \
![]() | \
\
| \
Relative minimum | \
Relative maximum point is .
Relative minimum point is .
Find asymptote of function .
Find horizontal asymptote .
.
.
The function has no horizontal asymptote.
\Since the function has no denominator the function is true for all real values.
\Thus, the function has no vertical asymptote.
\Graph :
\Graph the function is .
Observe the graph :
\The -intercept is
.
Relative maximum point is .
Relative minimum point is .
The function has no horizontal asymptote and vertical asymptote.
\The -intercept is
.
Relative maximum point is .
Relative minimum point is .
The function has no horizontal asymptote and vertical asymptote.