170 Name Cumulative Exam 2 Graphs Graph 1 f (x ) =x4 - 8x2 Graph 2 f (x) = *-1 Graph 3 f(x) = x-16 Graph 4 f ( x ) = 4 7x2+20x x 2 +2x-3 (use graphing calculator to find zeros of f' ) Graph 5 f (x) = - x 2 - 1 Graph 6 f ( x) = (x2 + x)e-x Graph 7 f(x) = sin(x) - cos(x), on [0, 2x] Graph 8 f (x) = inx Graph 9 f(x) = Vx3 + 3x2 -4 (Hint: Find lim [f (x) - (x + 1)]) Graph 10 f (x) = ex - x (Hint: it has a slant asymptote)For each graph indicate: 1) Domain 2) Intercepts 3) Asymptotes (use limits) 4) Symmetry 5) Intervals of increase/decrease ; relative min/max (first derivative) 6) Concavity and inflection points (second derivative) 7) Graph and label