$\frac{144}{84}a^2+625a^{10}m^4x^6-\frac{200}{3}a^6m^2x^3$

$\int_{-2.47}^{1.76}\left(\sqrt{1+x^2}\right)dx$

$\tan\left(20\right)=\frac{\sin\left(20\right)}{1+\cos\left(20\right)}$

$y'-y=te^{\left(3t\right)}$

$a^2=b^2$

$5x-2<-7x$

$\frac{d}{dx}\left(\sin\left(\ln\left(x+1\right)+e^{2x}\right)\right)$