$\left(c^8\right)^4$

$\frac{dx}{dy}=y+x$

$\frac{sinx}{1-cos^2x}=cscx$

$\lim_{x\to\infty}\left(\frac{3\sin^2\left(\frac{6}{x}\right)}{\sin\left(\frac{4}{x}\right)\tan\left(\frac{3}{x}\right)}\right)$

$-7y^2+6x^3+3y^2-4x^3-6-2-2$

$3\left(2\right)^2-\left(2\right)\left(3\right)+3\left(5\right)$

$\int\left(\left(x\right)^2+9\right)^{-\frac{3}{2}}dx$