$4y^5\left(7y^5+8y^4-6y^3\right)$
$20w-3x+2w+9x$
$f\left(x\right)=-21x^2csc7x^3cot7x^3$
$w2+5w+6.25$
$x^2-x+7$
$169y^2-25$
$\int_{-2}^38x^3-9x^2-12x-7\:dx$
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