Đề bài

Tìm:

a) $\int {{x^{\frac{1}{3}}}} dx$;

b) $\int {\sqrt {\frac{1}{{{x^7}}}} } dx$;

c) $\int {\frac{1}{{\sqrt[3]{{{x^{\frac{4}{5}}}}}}}} dx$;

d) $\int {{{\left( {x - \frac{1}{x}} \right)}^2}} dx$;

e) $\int {\frac{{\left( {x - 3} \right)\left( {x + 1} \right)}}{x}} dx$;

g) $\int {\left( {3{{\rm{x}}^2} - \frac{4}{x}} \right)\left( {2{\rm{x}} + 5} \right)} dx$.