$\frac{\sin2\left(a\right)}{1-\cos^2\left(a\right)}=2\cot\left(a\right)$
$81y^2-36y+4$
$\int\left(21x^3\right)\left(e^x\right)dx$
$x^2-12x-51$
$1+2cos\left(a\right)=4cos\left(a\right)$
$\sqrt{xy}\sqrt[5]{xy}$
$x\left(\sqrt{x}-1+7x\right)$
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!