$-x^2+3x+10\ge0$
$\int\sec\left(45x\right)\tan\left(45x\right)dx$
$\cot^{2}x+3=\csc^{2}x+2$
$\left(-8\right).\left(\left(-2\right)-5\right)$
$\int-10xdx$
$\frac{1}{t}i$
$\int\frac{2}{x\sqrt{x^2+11}}dx$
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