3) Apply the second derivative test to find the absolute minimum value of the function f(x) = 10+2x+ 64 on (0, too). x 4) Determine the intervals where the graph of the function is concave upward o concave downward. Find all the possible points of inflection. f(x) =3x' -5x*+1 5) Find the limit of each function. Vx- + x a) lim,-0 2x COS X b) lim,-200 x 2