$\left(x+1\right)\sqrt[3]{16x^2}-4x^3\sqrt{\frac{x^2}{4}}$

$\left(2z+\frac{3}{2}\right)\left(2z+\frac{3}{2}\right)$

$a+4b-5a-a$

$\int\frac{\cos\sqrt[3]{x}}{\sqrt[3]{x^2}}dx$

$\left(3x-3\right)\left(-3x-1\right)$

$\int\:x^3\sqrt{4-9x^2}dx$

$16^{x+1}.y^{a+2}.z^{a+3}=18$