4 questions to be answered

4 5 points If I have a continuous, smooth (no sharp points) function with 3 local maxima and 2 local minima, over how many intervals is the function concave up? Over how many intervals is the function concave down? Use the second derivative test to determine your answer. B I U A - A Y 1- 1. 3 5 points Q2 Find the x coordinates of all inflection points of f (a) = a4 - 2x2 + 1. Enter exact answers to receive full credit. V3 V3 2 5 points Over what interval(s) is the function f (a) = a - 2x2 + 1 decreasing. If there is more than one interval, separate your answers by a comma. 1 Over what interval(s) is the function f (a) = a - 2x2 + 1 increasing? If there is more than one interval, separate your answers by a comma. 2 B U 3 A A . TX X' X : 12pt Paragraph