$x+y \pm \sqrt{2} z-1=0$

$3 x+y \pm \sqrt{3} z-3=0$

$\quad x+y \pm \sqrt{3} z-1=0$

$\quad 2 x+2 y \pm \sqrt{3} z-2=0$

$\frac{2}{\sqrt{3}}$ units

$\frac{4}{\sqrt{3}}$ units

$\sqrt{3}$ units

$\frac{1}{\sqrt{3}}$ units

$\quad \log (\sec x+\tan x)+2 \tan \left(\frac{x}{2}\right)+\mathrm{c}$, where c is the constant of integration

$\quad \log (\sec x+\tan x)-2 \tan \left(\frac{x}{2}\right)+\mathrm{c}$, where c is the constant of integration

$\log (\sec x+\tan x)+\tan \left(\frac{x}{2}\right)+\mathrm{c}$, where c is the constant of integration

$\log (\sec x+\tan x)-\tan \left(\frac{x}{2}\right)+\mathrm{c}$, where c is the constant of integration

$\frac{24}{169}$

$\frac{26}{169}$

$\frac{27}{169}$

$\frac{28}{169}$