$\left|2x+3\right|4-2x$

$\left(\tan\left(x\right)+\cot\left(x\right)\right)^4=\sec^4\left(x\right)\csc^4\left(x\right)$

$\left(2\right)\left(1\right)+1$

$\left(3x^4+6z^3\right)^2$

$\int\left(\frac{\left(x^4\right)}{x^2-1}\right)dx$

$\left(2^{-4}\right)^3\left(2^4\right)$

$0.5a+0.5a-1$