t = rac{10 \pm \sqrt{(-10)^2 - 4 \cdot 9 \cdot 2}}{2 \cdot 9} = rac{10 \pm \sqrt{100 - 72}}{18} = rac{10 \pm \sqrt{28}}{18}.

Mon, 04 May 2026 13:08:45 +0000

Content under review