$\frac{d}{dx}\left(4x-5\right)\left(3x+2\right)$

$-11\:-\left\{23\:+\left[\left(-23\:-\:56\right)-\left(27-65\right)\right]-\left[-12\:+\left(-8-17\right)\right]\right\}$

$\left(x+1\right)\left(x-1\right)\left(x^2-1\right)+1$

$\lim_{x\to0}\left(\left(1+x\right)^{\frac{3}{x}}\right)$

$\left(y^{-3}\right)^8$

$\log_{36}m=5$

$cos^4t-sin^4t=1-2sin^2t$