$\lim_{x\to\infty}\frac{1}{x^2-z-1}$
$24\:.\:-13$
$\int\frac{\cos x}{1-\cos^2x}dx$
$\sqrt{-48}$
$\frac{d}{dx}\left(2+sin\left(x\right)\right)^2$
$\frac{d}{dx}\cot x=-\csc^2x$
$-1\:+\:-7\:+\:-25$
Get a preview of step-by-step solutions.
Earn solution credits, which you can redeem for complete step-by-step solutions.
Save your favorite problems.
Become premium to access unlimited solutions, download solutions, discounts and more!