Differentiate each of the following. Simplify your answer where possible. [opt] (Note: tan x = sinx/cosx) a) y = cos3x b) y = xsinx c) y = sinx d) y = sin x e) y = cos(1 + x) f) y = 3cos xtan x THINKING 4. For g(x) = 3x-2 (x_zyz : determine the vertical asymptote(s) and describe its behavior on each side of the vertical asymptote. [3pt] Answers: V.A. : when x - from left, g(x) - when x - from right, g(x) - 5. If f(x) = 2, f(x) =- - 8x (x2_42, 1"(x) = -2 my determine a) The intervals of increase and decrease [3pt] b) the intervals of concavity