$\frac{sin\left(x\right)}{1-\cos\left(x\right)}+\frac{sin\left(x\right)}{1+cos\left(x\right)}=\tan\left(x\right)$
$\left(1+\sin\left(x\right)-\cos\left(x\right)\right)\left(1-\sin\left(x\right)+\cos\left(x\right)\right)$
$-\frac{5}{2}\left(2x-4y\right)$
$\left(-10x^2-4x^2+5x-1\right)-\left(x^3-4x^2+x-1\right)$
$\sqrt{3}e^{2x}sinx+e^{2x}\cos\left(x\right)=0$
$\int\left(3x\cdot\sqrt[3]{2-x}\right)dx$
$4x^2-7=29$
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