x^2-9=9

Lösung

x^{2} - 9 = 9

x = 32, x = - 32

Dezimale

x = 4.24264 \dots, x = - 4.24264 \dots

Schritte zur Lösung

x^{2} - 9 = 9

Verschiebe

9

auf die rechte Seite

x^{2} = 18

Für

x^{2} = f (a)

sind die Lösungen

x = f (a), - f (a)

x = 18, x = - 18

18 = 32

- 18 = - 32

x = 32, x = - 32

y^{2} + y + \frac{1}{4} = 0

(x + 6) (x + 16) = 2 (x) (x + 10)

(x + 5)^{2} = 7

6 - 20 x + 12 x^{2} = 0

5 x^{2} + x - 5 = 0