$\int\frac{1}{\sqrt{a^2-\left(x+b\right)^2}}dx$

$\int\frac{5x^2+10x}{\left(x+1\right)^2}dx$

$\left(2\sin x+1\right)\left(\sin x-1\right)=0$

$1+1+1+1+1+1+1$

$2\left(1-\cos^2w\right)+\cos^2w=1+\sin^2w$

$\frac{sec}{cos}=\frac{1}{1-\sin^2}$

$\sin\left(x\right)=.68452619$