$p^2-3p-10$

$\left(-53\right)-\left(42\right)-\left(-35\right)$

$\left(5a+10\right)\left(5a-10b\right)$

$\int\frac{\cos\left(2x\right)}{e^{3x}}dx$

$4-20+8\cdot\left(-2\right)-5\cdot\left(-10\right)$

$\frac{d}{dx}\left(\frac{7x^7\sin\left(x\right)}{3\sqrt{\sec\left(x\right)}}\right)$

$\left(7x^2-6x^4+5x-7\right):\left(x+2\right)$