$\int\frac{\sqrt{y^2-25}}{y^9}dy$

$\lim_{x\to\infty}\left(\frac{n^{\frac{1}{4}}}{log\left(n^2\right)}\right)$

$6xy^7-2x^5y^3+ax^3y^7$

$\lim_{x\to\infty}\left(\frac{\tan\:\left(x\right)}{\tan\:\left(3x\right)}\right)$

$3\sin^2\left(w\right)+19\sin\left(w+28\right)$

$4x^2+13x-35$

$6.61-2.83$