Simplifying
$\left(\sqrt{y+1}-2\right)\left(\sqrt{y+1}-2\right)$
$w=xy\cos\left(z\right)$
$\frac{-24a^5}{3a^4}$
$-2a-3a-a^4-a^4+3a^8$
$10x+5\le10+2x$
$5 ( 2 ) ( \sqrt { 3 } ) ^ { 4 }$
$\int\left(1+2x\right)^{-2}dx$
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