$$4\:x^2-7.2\:x+3.24$$

$$750m^2-110m$$

$$\frac{\sin\left(q\right)+\tan\left(q\right)}{\cos\left(q\right)+1}=\tan\left(q\right)$$

$$y=\left(\frac{1}{2}\right)^{-1.5}$$

$$-3x^4-6x^3+9x^2+3x$$

$$\log\left(6x\right)-\log\left(x-10\right)=\log\left(2\right)$$

$$d x - x d y = 0$$