$\int\frac{1}{\sqrt{2x+1}+\sqrt[4]{2x+1}}dx$

$\left(3^5.5^{-4}\right).\left(2^3.3^{-7}.5^6\right)$

$\int\left(6x\left(2x^2+9\right)^{\frac{1}{2}}\right)dx$

$\left(-5p^2-4t^3+10a^4\right)^3$

$\int\:\:\:-2x^7e^{-x^4}\:dx$

$\int\:\frac{1}{x\sqrt{9x^2+64}}dx$

$6.7\cdot1.30$