1. Find the open intervals where the function graphed is: 180 150 120 3.0 5 -4 3 2 -10 2 3 4 4 6 -30 a) Increasing b) Decreasing c) Concave Up d) Concave Down2. Find the locations and values of all relative extrema AND any points of inflection for the function graphed below: (4] 2 3. Given the following function, f(x)=x +8x+5, find: [4] a) the x-value of all points where the function has any relative extrema b) the value(s) of any relative extrema