$\frac{1-tg^2x}{cos2x}$
$2\ln\left(\cos\left(y\right)\right)$
$\lim_{x\to6}\left(\frac{e^{-6x}}{4+e^{-3x}}\right)$
$49\cdot28$
$\left(3x^2+5\right)\left(3x^2+3\right)$
$y=\sqrt[3]{8x^2}-1$
$25x^2-45x+81$
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!