$-34+58-63-28-79+17$

$\frac{1}{2}\left(4-z\right)$

$6y^2+0y^3+6x^2$

$\left(9x^2-6x+1\right)+\left(9x^2-6x+1\right)$

$f\left(x\right)=\arcsin\left(\sin\left(40\right)\right)$

$\left(3x-2\right)^5+\left(1-x\right)^n-\left(x-3\right)^2+7$

$\sec\left(\arcsec\left(\frac{1}{x}\right)\right)$