6=|-2f|

Lösung

6 = ∣ - 2 f ∣

f = - 3 or f = 3

Schritte zur Lösung

6 = ∣ - 2 f ∣

Tausche die Seiten

∣ - 2 f ∣ = 6

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

- 2 f = - 6 or - 2 f = 6

- 2 f = - 6 or - 2 f = 6

f = - 3 or f = 3

∣ b ∣ - 4 = 11

1 - ∣ 4 x - 3 ∣ = - 8 - 8

- ∣ n + 9 ∣ = - 11

∣ x + 2 ∣ + 5 = 13

∣ - 8 y ∣ = 18