|x-1|-2=0

Lösung

∣ x - 1 ∣ - 2 = 0

x = - 1 or x = 3

Schritte zur Lösung

∣ x - 1 ∣ - 2 = 0

Verschiebe

2

auf die rechte Seite

∣ x - 1 ∣ = 2

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

x - 1 = - 2 or x - 1 = 2

x - 1 = - 2 or x - 1 = 2

x = - 1 or x = 3

∣ 1 - x ∣ = 1

∣ b ∣ = - 19

2 ∣ 3 - 2 x ∣ = 6

∣ t - 8 ∣ = 2

∣ 5 x ∣ = 20