Instructions: For #3-7 (10 points each), (a) find any & all relative maxima and minima, (b) find any & all inflection points, (c)sketch the graph 3) f(x) = 2x' - 3x2 +9x +5 (see also apex p. 157 #18 & 32) 4) f(x) = - 3x4 + 8x' + 6x2 - 24x+ 2 (see also apex p. 157 #20 & 34) 5) f(x) = > (x over x^2-1) (see also apex p. 157 #24 & 38) 6) f(x) = xe* (see also apex p. 157 #26 & 40) 7) f(x) = x- sin(x) on the interval [0, 4x]