$x^2+2x+5\le0$
$\int x^4\cdot9^x$
$m^2+3m-27$
$\lim_{x\to4}\left(\frac{x^2-4x+4}{x-2}\right)$
$cos=-\frac{2}{5}$
$8w\:-\:8wx\:+\:7\:+\:7wx\:-\:5x$
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!