$sin\left(cos^{-1}u-sin^{-1}v\right)$

$\left(7x-2a^4\right)^2$

$18x-10<62$

$\tan\left(x\right)\cdot\sin\left(x\right)-\sec\left(x\right)+\cos\left(x\right)$

$\int_0^{\frac{\pi}{4}}\tan^4x\:dx$

$\left[16^3:4^{-1}\right]^5$

$\lim_{x\to2}\left(\frac{\sin\left(x-1\right)}{x^2-3x+2}\right)$