|x|Column 2|x|x/2∫∣x∣dx=∫sign(x)xdx=uv−∫vdu=∣x∣x−∫∣x∣dx\int |x| dx=\int sign(x)xdx=uv-\int vdu=|x|x-\int|x|dx∫∣x∣dx=∫sign(x)xdx=uv−∫vdu=∣x∣x−∫∣x∣dxu=xdx,dv=sign(x)dx;du=dx,v=∣x∣u=xdx, dv=sign(x)dx; du=dx, v=|x|u=xdx,dv=sign(x)dx;du=dx,v=∣x∣2∫∣x∣dx=∣x∣x,∫∣x∣=∣x∣x22\int|x|dx=|x|x, \int |x|=\frac{|x|x}{2}2∫∣x∣dx=∣x∣x,∫∣x∣=2∣x∣xAlsohttps://www.youtube.com/watch?v=X2OYT2vByPQ