|z+4|=1

Lösung

∣ z + 4 ∣ = 1

z = - 5 or z = - 3

Schritte zur Lösung

∣ z + 4 ∣ = 1

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

z + 4 = - 1 or z + 4 = 1

z + 4 = - 1 or z + 4 = 1

z = - 5 or z = - 3

∣ 6 x + 9 ∣ + 1 = 4

6 ∣ x - 3 ∣ + 9 = 16

∣ 4 x - 4 ∣ - 8 = 3

∣ x + 1 ∣ - 2 = 10

∣ x - 2 ∣ = 2 x - 10