Below is the graph of a polynomial function f with real coefficients. Use the graph to answer the following questions about f. All local extrema of f are shown in the graph. 10+y 8- 10 -8 -4 -2 10 -2...

Extracted text: Below is the graph of a polynomial function f with real coefficients. Use the graph to answer the following questions about f. All local extrema of f are shown in the graph. 10+y 8- 10 -8 -4 -2 10 -2 -4 -6 -8 -10- 0,0,... (a) The function f is increasing over which intervals? Choose all that apply. O (-00 , -9) О (6, -2) (-6, 2) O (2, 6) O (6, 9) (9, оо ) (b) The function f has local maxima at which x-values? If there is more than one value, separate them with commas. (c) What is the sign of the leading coefficient of f? Select One (d) Which of the following is a possibility for the degree of f? Choose all that apply. 4 5 7 8 9.