4|x-2|=8

Lösung

4 ∣ x - 2 ∣ = 8

x = 0 or x = 4

Schritte zur Lösung

4 ∣ x - 2 ∣ = 8

Teile beide Seiten durch

4

∣ x - 2 ∣ = 2

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

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

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

x = 0 or x = 4

∣ x - 0.4 ∣ = 3.8

∣ x + 5 ∣ + 9 = 7

- 5 = - ∣ t + 3 ∣ + 5

6 x^{2} - x - 3 = - 3

∣ 2 x - 8 ∣ - 9 = - 5