$\left(\cos x+i\text{senx}\right)^2$
$800x+1>5$
$2a^2bc^2;\:a=2;\:b=3;\:c=1$
$-3.4\cdot5.4$
$20f^5-60f^4+45f^3$
$4\log\left(x\right)-\log\left(2\right)$
$8\left(4n+6\right)$
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