4. . Determine the velocity and acceleration at t = 2 for each position function s(t), where s is in metres and t is in seconds. a) s(t) = 13 - 312 +t - 1 b) s(t) = -4.912 + 15t + 1 Search documents and file names for text 5. Differentiate, expressing each answer using positive exponents. a) y= (4x + 1)2 b) y = (3x2 - 2)3 () y= (x3 -x)-3 d) y= (4x2+ 3x)-2Assessment for Learning Chapter2 MCV4U 1. For each function, state the slope of a line that is perpendicular to it. a) y= 2x +9 b) y= -5x - 3 2. Simplify. Express answers using positive exponents. a) (x2)-3 b) 2x - x3 + 3x 3. Determine the value of y when x = 4. a) y = 612 - 1, u = Vx b) y = 5 13: 1=9-2x 4. Identify the type of function (polynomial, rational, logarithmic, etc.) represented by each of the following. a) f(x) = 5x3+2x -4 b) y = sinx () g(x) =-2x2 +7x +1 d) f (x) - xx e) b(x) =5x