$y^8\cdot y^{-6}$
$x-13=20$
$\left(7k-4d\right)\left(4d+7k\right)$
$3.1416\cdot0.25^2$
$\frac{77.4}{561.4}$
$3\cos^2x+5\sin x=1$
$\frac{1-\cos\left(x\right)}{1+\cos\left(x\right)}$
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!