$122^2-120^2$
$7-10-5+4+6-1$
$\frac{d}{dx}x^{x-8}$
$5b^2+12b+4$
$\cos\left(n\pi+\pi\right)$
$-5\left(2x+3\right)-\left(4x+5\right)$
$\log_{20}\left(x+2\right)+\log_{20}\left(x+3\right)=1$
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!