$\lim_{x\to0}\left(\frac{2-2cos\left(3x\right)+12xsen\left(3x\right)+9x^2cos\left(3x\right)}{12x^2}\right)$
$\sqrt{4}9$
$\sqrt{8\:a^{7\:}b^4}$
$4\cos^2=-2\cos$
$x^2+2xy+y^4$
$x^2-2x+15=0$
$x+8>-9$
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!