x^2-2x-63<0

Lösung

x^{2} - 2 x - 63 < 0

- 7 < x < 9

Intervall-Notation

(- 7, 9)

Schritte zur Lösung

x^{2} - 2 x - 63 < 0

Faktorisiere

x^{2} - 2 x - 63 : (x + 7) (x - 9)

(x + 7) (x - 9) < 0

Identifiziere die Intervalle

- 7 < x < 9

j + 6 < 9

\frac{2}{x + 5} > \frac{1}{x - 3}

- \frac{7}{8} m = - 112

2 (2 x - 3) + 3 (4 x - 1) = 23

5 - 2 x > 3