$\frac{dy}{dx}\left(2yln\left(y\right)+y-x\right)=y$

$\int-4\cdot\cos\left(-6x\right)dx$

$\left(-a\sqrt{y+x}\right)^4$

$\left(q^5-2q^4+q^3-q\right)-\left(2q^3+q^2+q\right)$

$15x^2-2x-8=0$

$\int\sin^{-1}\left(x\right)d\cdot$

$4-3\left(5-2\left(x+3\right)-3\left(2-5x\right)\right)$