$-65\:-\:\left(-55\right)\:+\:78$
$1-\frac{x^2}{3}$
$\csc^3\left(w\right)=\frac{\cot^3\left(w\right)+\cot\left(w\right)}{\cos\left(w\right)}$
$\int x\left(3x^2-1\right)dx$
$6\:ln\left(x\right)\:+\:ln\left(x\:+\:1\right)$
$\left(9a+7b^6\right)\left(81a^2-63ab^2+49b^4\right)$
$3\left(4p\right)$
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