I posted these questions before and the answers were wrong! Consider the functio

Question

I posted these questions before and the answers were wrong! Consider the function below. (If an answer does not exist, enter DNE.) (a) Find the interval of increase.(Enter your answer using interval notation.) -00,4 Find the interval of decrease. (Enter your answer using interval notation.) (4,6) (b) Find the local minimum value(s). (Enter your answers as a comma-separated list.) NE Find the local maximum value(s). (Enter your answers as a comma-separated list.) (44v2) x (c) Find the inflection point. (x, y) DNE Find the interval where the graph is concave upward. (Enter your answer using interval notation.) NE Find the interval where the graph is concave downward. (Enter your answer using interval notation.) (-00,6) 3 4. 5 6

Explanation / Answer

All values are correct only. But there may be wrong in the notation.

(1) Local maximum = [ 4 , 5.657 ]

(2) inflection points are,

smaller ( - 0.707 , 0.607 )

larger ( 0.707 , 0.607 )   

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