$\frac{dy}{dt}=ln\left(3t\right)y$

$\frac{5.0\cdot\left(\frac{4}{12}\right)}{\left(1-\left(1+\frac{4}{12}\right)^{\left(-12\cdot10\right)}\right)}$

$x^4-37x^2+36$

$\lim_{x\to0}\left(\frac{2x^2-3x}{9x^2+2}\right)$

$\frac{dt}{dp}=\frac{2+te^{tp}}{2t-pe^{tp}}$

$\frac{d}{dx}-\frac{1}{8}arcsen\frac{4}{x^2}$

$121x^2-64y^2$