$\left(1+\tan\left(x\right)\right)\cos\left(x\right)+\left(1-\cot\left(x\right)\right)\sin\left(x\right)$
$\left(5\sqrt{u-1}\right)\left(x^2+3\right)$
$8+2\cdot2+4\cdot\left(-1\right)$
$\left(-5\right)^3x\left(-5\right)^4$
$\left(sin\:a-cos\:a\right)^{\left(2\right)}\:\left(sin\:a+cos\:a\right)^{\left(2\right)}$
$\left(8h+3d\right)\left(8h-3d\right)$
$\left(3x^2+6y^2\right)^2$
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