[tex]ex.11 \\ 1)= \int\limits{3(4 x^{4} -4x^2+1)} \, dx =3( \frac{4x^5}{5}- \frac{4x^3}{3}+x)+C \\ 2) \int\limits{(x^3+5x^4)} \, dx= \frac{x^4}{4}+x^5+C \\ 3) \int\limits {(x^5-x^4)} \, dx = \frac{x^6}{6}- \frac{x^5}{5}+C \\ 4) \int\limits {(2x-1)^3} \, dx= \frac{(2x-1)^4}{8}+C [/tex]
