8.) 1 - cos x lim x-0 X a) -00 b 1 C 0 d) +oo e) DNE 9.) x - 3x ifx 4 a) b) 12 C) -12 d) -4 e) DNE 10.) What is the equation of the tangent line to the curve y = vx at the point (4,2) 11.) What is the average rate of change for the function f (x) = x3 - 3x + 4 on the interval from [2,4]?14.) If f(x) = *-3x+6 find f' (2). x-5 A) 5 B) 1 C) 0 D) - E) 15.) If g(x) = vx2 + 4x which of the following represents g'(x)? A) 1+ - VX x+2 B) Vx2 +4x x+2 C) x+2vx D) (2x + 4) Vx2 + 4x E) 2x+4 Vx2+4x16.) Evaluate the derivative of the function h(x) = x3sec(2x) A) 6x2 sec(2x) tan(2x) B) 6x2 sec2 (2x) C) 3x2 sec(2x) + 2 sec(2x) tan(2x) x3 D) 3x2 sec(2x) - 2x3 sec2 (2x) E) 3x2 sec(2x) + 2x3 sec2 (2x)