$\:\left(3v\:+\:w\right)^2$

$0\cdot\left(-3\right)\cdot\left(-3\right)$

$-5\:\cdot\:-56$

$\frac{dy}{dx}\left(93=3y^2-\left(6\sqrt{b}\left(y\right)\right)-3\left(a^2\right)\right)$

$\lim_{x\to\frac{\pi}{2}}\left(6cos\left(7x\right)sec\left(-9x\right)\right)$

$49x^2+9y^2+294x-180y-423=0$

$5v+3-4+2v$