faktorisieren 36x^2-9

Lösung

faktorisieren

36 x^{2} - 9

9 (2 x + 1) (2 x - 1)

Schritte zur Lösung

36 x^{2} - 9

Klammere gleiche Terme aus

9 : 9 (4 x^{2} - 1)

= 9 (4 x^{2} - 1)

Faktorisiere

4 x^{2} - 1 : (2 x + 1) (2 x - 1)

= 9 (2 x + 1) (2 x - 1)

2 (5 - 5 x^{2}) = 5

x^{2} - 10 x > - 16

- 5 x^{2} + 25 x + 1 = 0

r^{2} - 3 r + 4 = 0

z^{2} + 4 z = 2