$2\:cos2\:a\:-\:1$
$\int\frac{1}{e^{-y}}dy$
$\int\left(\frac{x^5-x+1}{x^2}\right)dx$
$16x^6-25y^4$
$1x^2-x-2$
$\left(-4x-3y\right)\left(-4x+3y\right)$
$\left(2x-1\right)\left(2x-2\right)=\frac{x-1}{44}$
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!