8 70 Find the limit Use l Hospital s Rule where appropriate If there is a more elementary method consider using it If l Hospital s Rule doesn t apply explain why X 3 8 lim x 3x 9 9 lim 11 lim x 1 x1 x 1 13 lim 15 lim 1 0 x 2x8 x 4 17 lim 19 lim sin x x 4 tan x 1 e2 1 sin t sin x 1 x1 x x 2 x x 1 e COS X x 8 x 2 x 2 10 lim 12 lim x 4 x 4 tan 3x x 0 sin 2x 14 lim x 2 x x 0 1 cos x 16 lim 1 cos 0 8 1 cos 0 18 lim 20 lim x x x 1 2x