Q$1$ : Evaluate the indefinite integrals by using the given substitutions to reduce the integrals to standard form.

${\displaystyle \underset{\phantom{}}{\overset{\phantom{}}{}}}2(2x+4{)}^{5}dx,u=2x+4$

${\displaystyle \underset{\phantom{}}{\overset{\phantom{}}{}}}7\sqrt[\phantom{2}]{7x-1}dx,u=7x-1$

${\displaystyle \underset{\phantom{}}{\overset{\phantom{}}{}}}2x(x^2+5{)}^{-4}dx,u=x^2+5$

${\displaystyle \underset{\phantom{}}{\overset{\phantom{}}{}}}\frac{4x^3}{(x^4+1{)}^2}dx,u=x^4+1$

${\displaystyle \underset{\phantom{}}{\overset{\phantom{}}{}}}(3x+2)(3x^2+4x{)}^{4}dx,u=3x^2+4x$

${\displaystyle \underset{\phantom{}}{\overset{\phantom{}}{}}}\frac{(1+\sqrt[\phantom{2}]{x}{)}^{\frac{1}{3}}}{\sqrt[\phantom{2}]{x}}dx,u=1+\sqrt[\phantom{2}]{x}$