Help please

For the graph of the function y = f (x) given below, find the following. 10 3 -2 -1 9 2 3 4 5 6 a) Find the intervals on which the function is decreasing. List the intervals in order from left to right, or write "none" in the second blank if applicable. Your answer may not contain spaces. The graph is decreasing on the intervals and b) Find the absolute maximum and the absolute minimum, if they exist. Write your answers in function notation. Write "none" in the blank if applicable. Your answer may not contain spaces. The absolute maximum is The absolute minimum is