Integrals -zambak- Jun 2026

4. ( \int_0^1 (2x + 1)^3 dx ) 5. ( \int_0^\pi \sin x dx ) 6. ( \int_1^4 \fracx-1\sqrtx dx )

( \int x e^x , dx ) Let ( u = x ), ( dv = e^x dx ) ⇒ ( du = dx ), ( v = e^x ) [ = x e^x - \int e^x dx = x e^x - e^x + C ] Integrals -Zambak-