please help me intergral kelas XII

[tex] \frac{4}{3} {x}^{3} + {3x}^{2} + 2x \\ \frac{4}{3} {(3)}^{3} + {3(3)}^{2} + 2(3) - \frac{4}{3} {(0)}^{3} + {3(0)}^{2} + 2(0) \\ 36 + 27 + 6 - 0 \\ 69[/tex]