$8+5-2+1$
$495-65$
$64x^8+32x^4y^5-4y^{10}$
$6\left(x+5\right)-5x=-25$
$x\:2\:+9x+6x+54-x^2+3x+2x+6x\:2\:+3x+2x+6$
$\sqrt{8b^3}$
$-\frac{cot\left(x\right)+tan\left(x\right)}{csc\left(-x\right)}$
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