$prove\:2sin\left(\theta\:\right)cos\left(\theta\:\right)=-1$
$x^5+3y-x\frac{dy}{dx}=0$
$x^3+3x^2+3x+2$
$\int\frac{5x^2+2x+64}{x^3-16x}dx$
$\frac{1}{4}x-\frac{4}{3}y+5z-\frac{7}{9}z+\frac{5}{7}y-2x$
$-7^2$
$\int_{-1}^2w^2v^{4w}dw$
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