$10-\left(-6+6\right)+5$

$2\cos^2x-\sin^2x=4\sin x-2$

$180^2-5$

$\ln\left(a\right)=7\ln\left(v\right)-\ln\left(g\right)+\ln\left(n\right)$

$12\left(0\right)^2e^{-0^2}-6\left(0\right)^{-0^2}$

$\int\:\frac{3t^2+t+4}{t^3+t}dt$

$5+\int_8^x\left(\frac{5}{2x^2+x-3}\right)dx$