$4^2-7-\left(-7\right)^2$
$\cos\left(x\right)\cdot\text{tgx}+\text{senx}=-1$
$\frac{secxcosx}{sinx}=cscx$
$15.5\cdot5.60$
$\lim_{x\to0}\left(\frac{\sin\left(x^2\right)}{3x}\right)$
$x^2y^'-2y=0$
$81\cdot16$
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!