Punkte: 10
\(\color{white}{\Leftrightarrow}\) `-4(x-0.25)^2 =- 3/4`
\(\Leftrightarrow\) `4(x-0.25)^2 = 3/4`
\(\Leftrightarrow\) `(x-0.25)^2 =3/16`
\(\Leftrightarrow\) \(x-0.25 =\pm \sqrt{\dfrac{3}{16}}\)
\(\Leftrightarrow\) \(x=\pm \sqrt{\dfrac{3}{16}} + 0.25 = \dfrac{1 \pm \sqrt{3}}{4}\)
─ maccheroni_konstante 20.09.2019 um 22:22