Suppose that f(:l:) = 3" 63:3. " If there are more than one, enter them (A) Find all critical values of f. if there are no critical values, enter "none separated by commas. Critical value is) = D [Bi Use interval notation to indicate where x) is increasing. Note: When using interval notation in WeBWorK, you use IMF for DO, -INF for ---00, and U for the union symbol. . increasing: Cl (C) Use interval notation to indicate where x) is decreasing. Decreasing: D (ID) Find the :r-coordinates of all relative maxlma than one, enter them separated by commas. of f. if there are no relative maxima, enter "none". If there are more Relative maxrma at :c .-: B there are no relative minima, enter "none". If there are more [E] Find the xcoordinates of all relative minima of f. If than one, enter them separated by commas. Relative minima at z = D (F) Use interval notation to indicate where x) is concave up. Concave up: D {G} Use interval notation to indicate where x) is concave down. Concave down: D (H) Find all inflection points of f. If there are no separated by commas. Inflection point{s) at x = [:1 inflection points, enter "none". if there are more than one, enter them