Laboratory 2 1. If f (x) = (g(x) 1 COS X- dt, where g (x) = 1 + t [1 + sin (t)]dt, find ' (/2). 0 2. The areas labeled B is three times the area labeled A. Express b in terms of a. YA YA y = ex y = ex 0 A 3. Evaluate the following integrals: a) Ledx edx -5 a x 0 -1 c). -2 z + 1 Z B b x 37 dz