$\sqrt[6]{\left(x-1\right)\left(x+1\right)\left(x^2+1\right)\left(x^4+1\right)+1};\:x=6$
$-2x^2+2x+1=0$
$44.44+2.376+1.9456+7.135$
$x^2+21x+81$
$3m^2-7m-6$
$x^2+10x=11$
$4a^48a^2b^2+9b^4$
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