$\frac{3}{2}x-\frac{2}{3}\le\frac{x}{1}-\frac{5}{2}$
$n\:+10+9n-3$
$4\int\left(\frac{e^x-1}{3x}\right)dx$
$\int\frac{x^3+4x-3}{x}dx$
$2\sin^2x+sinx=0$
$4\cos^2x+3\sin x=1$
$40x^2+18x-7$
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