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Homework 30 Math 151 x c Secure https/www.webassign net webstudent/Assignment Re

ID: 2883956 • Letter: H

Question

Homework 30 Math 151 x c Secure https/www.webassign net webstudent/Assignment Response dep 15593382 7. O oso 9 points Prevous Answers Consider the function below. (x 8)2 (a) Find the vertical and horizontal asymptotes. (b) Find the interval(s) where the function is increasing. (Enter your answer using interval notation.) (0,8) Find the interval(s) where the function is decreasing. (Enter your answer using interval notation.) ,0) u (8,00) (c) d the x-coordinate(s) of any local extrema. (Enter your answers as a comma separated list. If an answer not exist, enter DNE.) does Local minima at x 0 Local maxima at x DNE (d) Find the interval(s) where the function is concave up. (Enter your answer using interval notation.) (-4,8) x Find the interval(s) where the function is concave down (Enter your answer using interval notation.) Find the x-coordinate(s) of any inflection points, (Enter your answers as a comma separated list. If an answer does not exist, enter DNE.) a Inflection point (s) at x

Explanation / Answer

As I can see that the inflection point at x=-4 you have got and it is correct also.

concave downward is also correct i.e. (-infinity,-4)

concave upward will be (-4,infinity) as f"(x)>0