$\int\frac{3}{\left(3x+2\right)^3}dx$

$\int\left(2x+1\right)\cdot\left(x+4\right)^5dx$

$\left(cos\left(a\right)+3sin\left(a\right)\right)^2=5-4cos\left(2a\right)+3sin\left(a\right)$

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

$534+736$

$\frac{d}{dx}\left(x^2+y^2=\sin\left(x+y\right)\right)$

$x^2-4x+3;\:x=3,\:x=0$