S SOAPZDAY * 42 HW * 1 4.2 HW - MATH 205, Sections X x 3.5 HW - MATH 205, Sections X + webassign.net/web/Student/Assignment-Responses/last?dep=28958118#question3774414_9 Below is the graph of y=f'(x), the derivative of f(x). You may assume that the unshown parts of the graph are consistent with the displayed portion. 12 10 8 6 N -8 -7 -6-5-4-3-2-1 1 2 3 4 5 7 8 -2 -10 -12 Use this graph to answer the following questions about the function f(x). Enter your answers using interval notation. On what intervals is ((x) increasing? On what intervals is ((x) decreasing? On what intervals is f(x) concave up? On what intervals is f(x) concave down? MacBook Air