$52+205+100$
$\sqrt{\left(-2-2\right)}^2+\left(-1-3\right)^2$
$\left(1+\sin\left(x\right)\right)\left(1-\sin\left(x\right)\right)\cos^2\left(x\right)$
$9d^2-y^2+2x-d^2-6x$
$\lim_{x\to0}\left(\frac{9^x-8^x}{3^x-2^x}\right)$
$x-4<-1$
$-\frac{1}{\left(\infty+1\right)^2}$
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