kill(all);

load(ntrig)$
load(atrig1)$

van=facebook.com/LearningCalculus$

f(x):=x^4-4*x^2-x-4;

solutions:radcan(solve(f(x),x));

      Use that sin(x)*cos(x) = sin(2*x)/2

g(x):=%e^(sin(2*x)/2);

taylor(g(x),x,0,8);

integrate(%,x);