The problem of three integrals 1. ∫ 16sin ^ 4 (x) DX 2. ∫ 1 / (XLN (x)) DX 3. ∫ sin ^ 3 (x) cos (x) DX 1.∫16sin^4(x) dx 2.∫1/(xln(x)) dx 3.∫sin^3(x)cos(x) dx

The problem of three integrals 1. ∫ 16sin ^ 4 (x) DX 2. ∫ 1 / (XLN (x)) DX 3. ∫ sin ^ 3 (x) cos (x) DX 1.∫16sin^4(x) dx 2.∫1/(xln(x)) dx 3.∫sin^3(x)cos(x) dx

1、-4*sin(x)^3*cos(x)-6*cos(x)*sin(x)+6*x+C
2、ln(ln(x))+C
3、1/4*sin(x)^4+C