$\lim_{x\to-0.5}\left(\frac{4x^2-1}{2x+1}\right)$
$1+a^{1u}-2a^5$
$186-u\ge191$
$-16\left(2\right)^2$
$4x^2y^4-1$
$-9\:x\:8$
$\left(b+b^2\right)^2$
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!