Nghiệm của phương trình tan (2x-π/4) = - √ 3

`tan(2x-\pi/4)``=` `-\sqrt{3}`

`<=>` `tan(2x-\pi/4)``=` `tan(-\pi/3)`

`<=>``2x-\pi/4 ``=``-\pi/3``+``k\pi` (`k` `in` `ZZ`)

`<=>` `2x` `=` $-\dfrac{\pi}{12}$ `+``k\pi` (`k` `in` `ZZ`)

`<=>``x` `=` $-\dfrac{\pi}{24}$  `+``k\pi/2` (`k` `in` `ZZ`)