need help answering these question ..

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\f\fn- LetA(x) = ft} it, with y =f(.x} as pictured. (Nate: Tc indicate a union cf Intervals, type a capital U.} Determine the intervals on which A is increasing. I Determine the values whens hasa lecal mac. | Determine the x value{s} cf the inflection pcintljs] c-fA. l Determine the intervals where A is ccncave up. |