1.1. x*(x + 2)*e^x 1.2. 1/2*x^(-1/2)*e^x + x^(1/2)*e^x 1.3 14*x6 - 4*x3 - 6 1.4 (-2*u^(-3) - 3*u^(-4))*(u5 - 2*u2) + (u^(-2) + u^(-3))*(5*u4 - 4*u) 1.5 (1 + e^t)*(3 - t^(1/2)) + (t + e^t)*(-1/2*t^(-1/2)) 1.6 e^x*cosx - e^x*sinx 1.7 -2*cosx*sinx 1.8 -4*(cosx)3*sinx 1.9 3*e^(3t)*sin(3t) + 3*e^(3t)*cos(3t) 1.10 3*cos(3t)*lnt + sin(3t)*1/x 2.1 see text 2.2 see text 2.3 2200 2.4 1.627 bilion/year 2.5 3,000 3.1 2 (min), -1 (max), 1/2 (ip) 3.2 -1 (min), 1 (max), 0 (ip) 3.3 -3^(1/2), 3^(1/2) (min), 0 (max), -1, 1 (ip) 3.4 -6 (min), -4, 0 (ip) 3.5 1 (min), -1 (max), 0, -(1/2)^(1/2), (1/2)^(1/2) (ip) 3.6 PLEASE DISREGARD 3.7 no lm/ip 3.8 -1 (min), 0, 2 (ip) 3.9 pi (min), pi/3, 5pi/3 (max), cos^(-1)((1 + 33^(1/2))/2), cos^(-1)((1 - 33^(1/2))/2), 2pi - cos^(-1)((1 + 33^(1/2))/2), 2pi - cos^(-1)((1 - 33^(1/2))/2) (ip) + each of the above increased by multiplicities of 2pi 3.10 pi/2 (ip) + pi/2 increased by multiplicities of pi 4.1 32.08 4.2 9.999 4.3 4.02 4.4 0.000999998 4.5 0.07 5.1 see text 5.2 225 ft 5.3 122 2/9 ft 5.4 88/15 ft/s2 5.5 80 ft/s 5.6 4.82 m/s2