$36x^2+\:84x\:+\:49$

$\left(-1.01\right)^2-5\left(-1.01\right)$

$\sqrt{3}\cot\left(\frac{1}{5}x\right)+1=0$

$-12x^6+6x^5-15x^3$

$3\left(4\right)^2-8\left(4\right)+8$

$\left(7x^{-3}y^{-8}\right)\left(5xyz\right)^0$

$\int\:\frac{\left(2x^2-1\right)\left(x^2+3\right)}{2\sqrt[3]{x^2}}dx$