1.
If (e2x+2exex1)e(ex+ex)dx=g(x)e(ex+ex)+c\int(e^{2x}+2e^x-e^{-x}-1)e^{(e^x+e^{-x})}dx = g(x)e^{(e^x+e^{-x})}+c, then g(0)=g(0)=