$5x+25$
$-2\left(1+x-2x^2\right)^2$
$\left(a^n+b^n+0^1\right)$
$3+2y+3x+3$
$\cos\left(\frac{4}{5}\right)\cos\left(-\frac{12}{13}\right)+\sin\left(\frac{3}{5}\right)\sin\left(-\frac{5}{13}\right)$
$2yx=5$
$2a-6-ab^2+3b^2$
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