$\int\frac{x^3}{\left(x^2-121\right)^{\frac{3}{2}}}dx$
$25-4^2$
$8x^2+26x+15$
$26\cdot76$
$a+\frac{1}{a}=3$
$a^3+2^3$
$8\cot^3\left(x\right)+8\cot^2\left(x\right)+8\cot\left(x\right)+8$
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