not sure how to simplify and solve after getting derivative.. please be detailed on the algebra
Determine the open intervals on which the graph is concave upward or concave downward. (Enter your answ answer does not exist, enter DNE.) x2 + 2 f(x) concave upward concave downward Need Help? Raad 11 : l Taik to a Tutor points LarCalc11 3 4 012 Determine the open intervals on which the graph is concave upward or concave downward. (Enter your answe xist, enter DNE.)