$\cos^3\left(x\right)=\left(1-\sin^2\left(x\right)\right)\left(\cos\left(x\right)\right)$

$f^6\cdot f^4\cdot\left(\sqrt[6]{f}\right)^8$

$\left(7\right)\left(-3\right)\left(3\right)$

$\frac{dy}{dx}=5\left(r^2+25\right)$

$2^3-6\cdot2^2+11\cdot2-6$

$\int\left(x+3\right)\left(x^2+6x\right)^5dx$

$\:700=25x+400$