hasil integral |(6x2+2x+9)dx =

[tex] \int\limits {6 x^{2} +2x+9} \, dx \\ = \frac{6}{2+1} x^{2+1}+ \frac{2}{1+1} x^{1+1}+ \frac{9}{1} x^{1}+C\\ = \frac{6}{3} x^{3}+ \frac{2}{2} x^{2}+ \frac{9}{1} x+C\\ \bold{=2 x^{3}+ x^{2} +9x+C} [/tex]