- #1
newton1
- 152
- 0
[tex] z^2 - (7+i)z + 24 + 7i = 0 [/tex]
[tex] z= \frac{\ 7+i \pm \sqrt{(7+i)^2 - 4(24+7i)} }{ 2 }[/tex]
[tex] z= \frac{\ 7+i \pm \sqrt{-47 - 14i }}{ 2 } [/tex]
i stuck here
[tex] z= \frac{\ 7+i \pm \sqrt{(7+i)^2 - 4(24+7i)} }{ 2 }[/tex]
[tex] z= \frac{\ 7+i \pm \sqrt{-47 - 14i }}{ 2 } [/tex]
i stuck here